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@swim/math
R2QuadraticCurve
Class R2QuadraticCurve
Hierarchy
R2BezierCurve
R2QuadraticCurve
Implements
Debug
Index
Constructors
constructor
Properties
x0
x1
x2
y0
y1
y2
Accessors
bounds
x
Max
x
Min
y
Max
y
Min
Methods
contains
debug
draw
draw
Move
draw
Rest
equals
equivalent
To
interpolate
interpolateX
interpolateY
intersects
is
Defined
like
Type?
split
to
Path
String
to
String
transform
transform
Draw
transform
Draw
Move
transform
Draw
Rest
union
write
Move
write
Path
write
Rest
cubic
elliptic
from
Like
linear
parse
quadratic
Constructors
constructor
new
R2
Quadratic
Curve
(
x0
,
y0
,
x1
,
y1
,
x2
,
y2
)
:
R2QuadraticCurve
Parameters
x0
:
number
y0
:
number
x1
:
number
y1
:
number
x2
:
number
y2
:
number
Returns
R2QuadraticCurve
Properties
Readonly
x0
x0
:
number
Readonly
x1
x1
:
number
Readonly
x2
x2
:
number
Readonly
y0
y0
:
number
Readonly
y1
y1
:
number
Readonly
y2
y2
:
number
Accessors
bounds
get
bounds
(
)
:
R2Box
Returns
R2Box
x
Max
get
xMax
(
)
:
number
Returns
number
x
Min
get
xMin
(
)
:
number
Returns
number
y
Max
get
yMax
(
)
:
number
Returns
number
y
Min
get
yMin
(
)
:
number
Returns
number
Methods
contains
contains
(
that
)
:
boolean
Parameters
that
:
R2ShapeLike
Returns
boolean
contains
(
x
,
y
)
:
boolean
Parameters
x
:
number
y
:
number
Returns
boolean
debug
debug
<
T
>
(
output
)
:
Output
<
T
>
Type Parameters
T
Parameters
output
:
Output
<
T
>
Returns
Output
<
T
>
draw
draw
(
context
)
:
void
Parameters
context
:
R2CurveContext
Returns
void
draw
Move
draw
Move
(
context
)
:
void
Parameters
context
:
R2CurveContext
Returns
void
draw
Rest
draw
Rest
(
context
)
:
void
Parameters
context
:
R2CurveContext
Returns
void
equals
equals
(
that
)
:
boolean
Parameters
that
:
unknown
Returns
boolean
equivalent
To
equivalent
To
(
that
,
epsilon
?
)
:
boolean
Parameters
that
:
unknown
Optional
epsilon
:
number
Returns
boolean
interpolate
interpolate
(
u
)
:
R2Point
Parameters
u
:
number
Returns
R2Point
interpolateX
interpolateX
(
u
)
:
number
Parameters
u
:
number
Returns
number
interpolateY
interpolateY
(
u
)
:
number
Parameters
u
:
number
Returns
number
intersects
intersects
(
that
)
:
boolean
Parameters
that
:
R2ShapeLike
Returns
boolean
is
Defined
is
Defined
(
)
:
boolean
Returns
boolean
Optional
like
Type
like
Type
(
like
)
:
void
Parameters
like
:
string
|
R2PointInit
|
R2PointTuple
|
R2SegmentInit
|
R2BoxInit
|
R2CircleInit
Returns
void
split
split
(
u
)
:
[
R2QuadraticCurve
,
R2QuadraticCurve
]
Parameters
u
:
number
Returns
[
R2QuadraticCurve
,
R2QuadraticCurve
]
to
Path
String
to
Path
String
(
outputSettings
?
)
:
string
Parameters
Optional
outputSettings
:
OutputSettingsLike
Returns
string
to
String
to
String
(
)
:
string
Returns
string
transform
transform
(
f
)
:
R2QuadraticCurve
Parameters
f
:
R2Function
Returns
R2QuadraticCurve
transform
Draw
transform
Draw
(
context
,
f
)
:
void
Parameters
context
:
R2CurveContext
f
:
R2Function
Returns
void
transform
Draw
Move
transform
Draw
Move
(
context
,
f
)
:
void
Parameters
context
:
R2CurveContext
f
:
R2Function
Returns
void
transform
Draw
Rest
transform
Draw
Rest
(
context
,
f
)
:
void
Parameters
context
:
R2CurveContext
f
:
R2Function
Returns
void
union
union
(
that
)
:
R2Shape
Parameters
that
:
R2ShapeLike
Returns
R2Shape
write
Move
write
Move
<
T
>
(
output
)
:
Output
<
T
>
Type Parameters
T
Parameters
output
:
Output
<
T
>
Returns
Output
<
T
>
write
Path
write
Path
<
T
>
(
output
)
:
Output
<
T
>
Type Parameters
T
Parameters
output
:
Output
<
T
>
Returns
Output
<
T
>
write
Rest
write
Rest
<
T
>
(
output
)
:
Output
<
T
>
Type Parameters
T
Parameters
output
:
Output
<
T
>
Returns
Output
<
T
>
Static
cubic
cubic
(
x0
,
y0
,
x1
,
y1
,
x2
,
y2
,
x3
,
y3
)
:
R2Curve
Parameters
x0
:
number
y0
:
number
x1
:
number
y1
:
number
x2
:
number
y2
:
number
x3
:
number
y3
:
number
Returns
R2Curve
Static
elliptic
elliptic
(
cx
,
cy
,
rx
,
ry
,
phi
,
a0
,
da
)
:
R2Curve
Parameters
cx
:
number
cy
:
number
rx
:
number
ry
:
number
phi
:
number
a0
:
number
da
:
number
Returns
R2Curve
Static
from
Like
from
Like
<
T
>
(
value
)
:
R2Shape
|
Uninitable
<
T
>
Type Parameters
T
extends
R2ShapeLike
Parameters
value
:
T
Returns
R2Shape
|
Uninitable
<
T
>
Static
linear
linear
(
x0
,
y0
,
x1
,
y1
)
:
R2Curve
Parameters
x0
:
number
y0
:
number
x1
:
number
y1
:
number
Returns
R2Curve
Static
parse
parse
(
string
)
:
R2Curve
Parameters
string
:
string
Returns
R2Curve
Static
quadratic
quadratic
(
x0
,
y0
,
x1
,
y1
,
x2
,
y2
)
:
R2Curve
Parameters
x0
:
number
y0
:
number
x1
:
number
y1
:
number
x2
:
number
y2
:
number
Returns
R2Curve
Settings
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Private
Inherited
External
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constructor
x0
x1
x2
y0
y1
y2
bounds
x
Max
x
Min
y
Max
y
Min
contains
debug
draw
draw
Move
draw
Rest
equals
equivalent
To
interpolate
interpolateX
interpolateY
intersects
is
Defined
like
Type
split
to
Path
String
to
String
transform
transform
Draw
transform
Draw
Move
transform
Draw
Rest
union
write
Move
write
Path
write
Rest
cubic
elliptic
from
Like
linear
parse
quadratic
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