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feng3d
Constructors
constructor
- new Matrix3x3(elements?): Matrix3x3
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Parameters
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Optional elements: NmberArray9
Properties
elements
elements: NmberArray9
Methods
copy
- copy(source): Matrix3x3
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formMatrix4x4
- formMatrix4x4(matrix4x4): Matrix3x3
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getElement
- getElement(row, column): number
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Parameters
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row: number
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column: number
Returns number
getTrace
- getTrace(target?): Vector3
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identity
- identity(): Matrix3x3
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mmult
- mmult(m, target?): Matrix3x3
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reverse
- reverse(): Matrix3x3
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reverseTo
- reverseTo(target?): Matrix3x3
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scale
- scale(v, target?): Matrix3x3
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setElement
- setElement(row, column, value): void
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Parameters
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row: number
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column: number
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value: number
Returns void
setRotationFromQuaternion
- setRotationFromQuaternion(q): Matrix3x3
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setTrace
- setTrace(vec3): Matrix3x3
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setZero
- setZero(): Matrix3x3
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smult
- smult(s): void
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Returns void
solve
- solve(b, target?): Vector3
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toArray
- toArray(array?, offset?): number[]
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Parameters
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Optional array: number[]
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Optional offset: number
Returns number[]
toMatrix4x4
- toMatrix4x4(outMatrix4x4): Matrix4x4
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toString
- toString(): string
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Returns string
transpose
- transpose(): Matrix3x3
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transposeTo
- transposeTo(target?): Matrix3x3
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vmult
- vmult(v, target?): Vector3
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Matrix3x3 类表示一个转换矩阵,该矩阵确定二维 (2D) 显示对象的位置和方向。 该矩阵可以执行转换功能,包括平移(沿 x 和 y 轴重新定位)、旋转和缩放(调整大小)。