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floatgeom

package

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Versions in this module

v4

v4.1.1

Oct 6, 2024

v4.1.0

Aug 23, 2022

Changes in this version

type Rect2

+ func (r Rect2) Clamp(pt Point2) Point2

+ func (r Rect2) MulConst(i float64) Rect2

+ func (r Rect2) MulSpan(f float64) span.Span[Point2]

+ func (r Rect2) Percentile(f float64) Point2

+ func (r Rect2) Poll() Point2

type Rect3

+ func (r Rect3) Clamp(pt Point3) Point3

+ func (r Rect3) MulConst(i float64) Rect3

+ func (r Rect3) MulSpan(f float64) span.Span[Point3]

+ func (r Rect3) Percentile(f float64) Point3

+ func (r Rect3) Poll() Point3

v4.0.2

Jun 11, 2022

v4.0.1

Jun 5, 2022

v4.0.0

May 21, 2022

Changes in this version

+ var Down = Dir2(Point2{ ... })

+ var DownLeft = Down.And(Left)

+ var DownRight = Down.And(Right)

+ var Left = Dir2(Point2{ ... })

+ var Right = Dir2(Point2{ ... })

+ var Up = Dir2(Point2{ ... })

+ var UpLeft = Up.And(Left)

+ var UpRight = Up.And(Right)

+ func Distance2(x1, y1, x2, y2 float64) float64

+ func Distance3(x1, y1, z1, x2, y2, z2 float64) float64

+ type Dir2 Point2

+ func (d Dir2) And(d2 Dir2) Dir2

+ func (d Dir2) X() float64

+ func (d Dir2) Y() float64

+ type Point2 [2]float64

+ func AnglePoint(angle float64) Point2

+ func RadianPoint(radians float64) Point2

+ func (p Point2) Add(ps ...Point2) Point2

+ func (p Point2) AngleTo(p2 Point2) float64

+ func (p Point2) Dim(i int) float64

+ func (p Point2) Distance(p2 Point2) float64

+ func (p Point2) Div(ps ...Point2) Point2

+ func (p Point2) DivConst(fs ...float64) Point2

+ func (p Point2) Dot(p2 Point2) float64

+ func (p Point2) GreaterOf(ps ...Point2) Point2

+ func (p Point2) LesserOf(ps ...Point2) Point2

+ func (p Point2) Magnitude() float64

+ func (p Point2) Mul(ps ...Point2) Point2

+ func (p Point2) MulConst(fs ...float64) Point2

+ func (p Point2) Normalize() Point2

+ func (p Point2) RadiansTo(p2 Point2) float64

+ func (p Point2) Rotate(fs ...float64) Point2

+ func (p Point2) RotateRadians(fs ...float64) Point2

+ func (p Point2) Sub(ps ...Point2) Point2

+ func (p Point2) ToAngle() float64

+ func (p Point2) ToRadians() float64

+ func (p Point2) ToRect(span float64) Rect2

+ func (p Point2) X() float64

+ func (p Point2) Y() float64

+ type Point3 [3]float64

+ func (p Point3) Add(ps ...Point3) Point3

+ func (p Point3) Cross(p2 Point3) Point3

+ func (p Point3) Dim(i int) float64

+ func (p Point3) Distance(p2 Point3) float64

+ func (p Point3) Div(ps ...Point3) Point3

+ func (p Point3) DivConst(fs ...float64) Point3

+ func (p Point3) Dot(p2 Point3) float64

+ func (p Point3) GreaterOf(ps ...Point3) Point3

+ func (p Point3) LesserOf(ps ...Point3) Point3

+ func (p Point3) Magnitude() float64

+ func (p Point3) Mul(ps ...Point3) Point3

+ func (p Point3) MulConst(fs ...float64) Point3

+ func (p Point3) Normalize() Point3

+ func (p Point3) ProjectX() Point2

+ func (p Point3) ProjectY() Point2

+ func (p Point3) ProjectZ() Point2

+ func (p Point3) Sub(ps ...Point3) Point3

+ func (p Point3) ToRect(span float64) Rect3

+ func (p Point3) X() float64

+ func (p Point3) Y() float64

+ func (p Point3) Z() float64

+ type Point4 [4]float64

+ func (p Point4) Conjugate() Point4

+ func (p Point4) Dim(i int) float64

+ func (p Point4) DivConst(fs ...float64) Point4

+ func (p Point4) Dot(p2 Point4) float64

+ func (p Point4) Inverse() Point4

+ func (p Point4) Magnitude() float64

+ func (p Point4) MulConst(fs ...float64) Point4

+ func (p Point4) MulQuat(p2 Point4) Point4

+ func (p Point4) Normalize() Point4

+ func (p Point4) W() float64

+ func (p Point4) X() float64

+ func (p Point4) Y() float64

+ func (p Point4) Z() float64

+ type Polygon2 struct

+ Bounding Rect2

+ Points []Point2

+ func NewPolygon2(p1, p2, p3 Point2, pn ...Point2) Polygon2

+ func (pg Polygon2) Contains(x, y float64) (contains bool)

+ func (pg Polygon2) ConvexContains(x, y float64) bool

+ func (pg Polygon2) OverlappingRectCollides(r Rect2) bool

+ func (pg Polygon2) RectCollides(r Rect2) bool

+ type Rect2 struct

+ Max Point2

+ Min Point2

+ func NewBoundingRect2(pts ...Point2) Rect2

+ func NewRect2(x, y, x2, y2 float64) Rect2

+ func NewRect2WH(x, y, w, h float64) Rect2

+ func (r Rect2) Area() float64

+ func (r Rect2) Center() Point2

+ func (r Rect2) Contains(p Point2) bool

+ func (r Rect2) ContainsRect(r2 Rect2) bool

+ func (r Rect2) GreaterOf(r2 Rect2) Rect2

+ func (r Rect2) H() float64

+ func (r Rect2) Intersects(r2 Rect2) bool

+ func (r Rect2) MaxDimensions() int

+ func (r Rect2) Midpoint(i int) float64

+ func (r Rect2) Perimeter() float64

+ func (r Rect2) Shift(p Point2) Rect2

+ func (r Rect2) Span(i int) float64

+ func (r Rect2) W() float64

+ type Rect3 struct

+ Max Point3

+ Min Point3

+ func NewBoundingRect3(pts ...Point3) Rect3

+ func NewRect3(x, y, z, x2, y2, z2 float64) Rect3

+ func NewRect3WH(x, y, z, w, h, d float64) Rect3

+ func (r Rect3) Center() Point3

+ func (r Rect3) Contains(p Point3) bool

+ func (r Rect3) ContainsRect(r2 Rect3) bool

+ func (r Rect3) D() float64

+ func (r Rect3) GreaterOf(r2 Rect3) Rect3

+ func (r Rect3) H() float64

+ func (r Rect3) Intersects(r2 Rect3) bool

+ func (r Rect3) Margin() float64

+ func (r Rect3) MaxDimensions() int

+ func (r Rect3) Midpoint(i int) float64

+ func (r Rect3) ProjectZ() Rect2

+ func (r Rect3) Shift(p Point3) Rect3

+ func (r Rect3) Space() float64

+ func (r Rect3) Span(i int) float64

+ func (r Rect3) W() float64

+ type Tri3 [3]Point3

+ func (t Tri3) Barycentric(x, y float64) Point3

+ func (t Tri3) Normal() Point3

v4.0.0-alpha.2

Apr 23, 2022

Other modules containing this package

github.com/oakmound/oak

github.com/oakmound/oak/v2

github.com/oakmound/oak/v3