Provides an interface for two-dimensional vectors with x-y coordinates.
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Members
x :Number
Position along the x-axis.
Type:
- Number
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y :Number
Position along the y-axis.
Type:
- Number
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Methods
(static) create(optionsopt) → {syngen.utility.vector2d}
Instantiates a new two-dimensional vector.
Parameters:
| Name | Type | Attributes | Default | Description | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
options |
syngen.utility.vector2d | Object |
<optional> |
{} |
Properties
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Returns:
(static) unitX() → {syngen.utility.vector2d}
Instantiates a unit vector along the x-axis.
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Returns:
(static) unitY() → {syngen.utility.vector2d}
Instantiates a unit vector along the y-axis.
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Returns:
add(vectoropt) → {syngen.utility.vector2d|Object}
Adds vector to this and returns their sum as a new instance.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
vector |
syngen.utility.vector2d | Object |
<optional> |
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Returns:
- Type
- syngen.utility.vector2d | Object
angle() → {Number}
Calculates the angle between this and the positive x-axis, in radians.
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Returns:
- Type
- Number
clone() → {syngen.utility.vector2d}
Returns a new instance with the same properties.
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Returns:
crossProduct(vectoropt) → {Number}
Calculates the cross product with vector.
This operation is noncommunicative.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
vector |
syngen.utility.vector2d | Object |
<optional> |
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Returns:
- Type
- Number
distance(vectoropt) → {Number}
Calculates the Euclidean distance from vector.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
vector |
syngen.utility.vector2d | Object |
<optional> |
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Returns:
- Type
- Number
distance2(vectoropt) → {Number}
Calculates the squared Euclidean distance from vector.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
vector |
syngen.utility.vector2d | Object |
<optional> |
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Returns:
- Type
- Number
dotProduct(vectoropt) → {Number}
Calculates the dot product with vector.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
vector |
syngen.utility.vector2d | Object |
<optional> |
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Returns:
- Type
- Number
equals(vectoropt) → {Boolean}
Returns whether this is equal to vector.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
vector |
syngen.utility.vector2d | Object |
<optional> |
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Returns:
- Type
- Boolean
inverse() → {syngen.utility.vector2d}
Returns the inverse vector as a new instance.
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Returns:
isZero() → {Boolean}
Returns whether this represents the origin.
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Returns:
- Type
- Boolean
normalize() → {syngen.utility.vector2d}
Scales this by its distance to return a unit vector as a new instance.
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Returns:
rotate(angleopt) → {syngen.utility.vector2d}
Rotates by angle, in radians, and returns it as a new instance.
Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
angle |
Number |
<optional> |
0 |
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Returns:
scale(scalaropt) → {syngen.utility.vector2d}
Multiplies this by scalar and returns it as a new instance.
Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
scalar |
Number |
<optional> |
0 |
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Returns:
set(optionsopt)
Sets all properties with options.
Parameters:
| Name | Type | Attributes | Description | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
options |
syngen.utility.vector2d | Object |
<optional> |
Properties
|
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subtract(vectoropt) → {syngen.utility.vector2d|Object}
Subtracts vector from this and returns their difference as a new instance.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
vector |
syngen.utility.vector2d | Object |
<optional> |
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Returns:
- Type
- syngen.utility.vector2d | Object
subtractRadius(radiusopt) → {syngen.utility.vector2d}
Subtracts a circular radius from this and returns it as a new instance.
Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
radius |
Number |
<optional> |
0 |
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