# double4x2

> Constructs a double4x2 matrix from two double4 vectors.

## Definition

* **Type:** Constructor
* **Namespace:** [Unity.Mathematics](/engine/6000.7/script-reference/unity/mathematics.md)
* **Assembly:** UnityEngine.MathematicsModule

## double4x2(double4, double4)

Constructs a double4x2 matrix from two double4 vectors.

```csharp
public double4x2(double4 c0, double4 c1)
```

### Parameters

**** (\[double4]\(/engine/6000.7/script-reference/unity/mathematics/double4)): The matrix column c0 will be set to this value.**** (\[double4]\(/engine/6000.7/script-reference/unity/mathematics/double4)): The matrix column c1 will be set to this value.

## double4x2(double, double, double, double, double, double, double, double)

Constructs a double4x2 matrix from 8 double values given in row-major order.

```csharp
public double4x2(double m00, double m01, double m10, double m11, double m20, double m21, double m30, double m31)
```

### Parameters

**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 0, column 0 will be set to this value.**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 0, column 1 will be set to this value.**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 1, column 0 will be set to this value.**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 1, column 1 will be set to this value.**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 2, column 0 will be set to this value.**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 2, column 1 will be set to this value.**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 3, column 0 will be set to this value.**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): The matrix at row 3, column 1 will be set to this value.

## double4x2(double)

Constructs a double4x2 matrix from a single double value by assigning it to every component.

```csharp
public double4x2(double v)
```

### Parameters

**** (\[double]\(https\://learn.microsoft.com/dotnet/api/system.double)): double to convert to double4x2

## double4x2(bool)

Constructs a double4x2 matrix from a single bool value by converting it to double and assigning it to every component.

```csharp
public double4x2(bool v)
```

### Parameters

**** (\[bool]\(https\://learn.microsoft.com/dotnet/api/system.boolean)): bool to convert to double4x2

## double4x2(bool4x2)

Constructs a double4x2 matrix from a bool4x2 matrix by componentwise conversion.

```csharp
public double4x2(bool4x2 v)
```

### Parameters

**** (\[bool4x2]\(/engine/6000.7/script-reference/unity/mathematics/bool4x2)): bool4x2 to convert to double4x2

## double4x2(int)

Constructs a double4x2 matrix from a single int value by converting it to double and assigning it to every component.

```csharp
public double4x2(int v)
```

### Parameters

**** (\[int]\(https\://learn.microsoft.com/dotnet/api/system.int32)): int to convert to double4x2

## double4x2(int4x2)

Constructs a double4x2 matrix from a int4x2 matrix by componentwise conversion.

```csharp
public double4x2(int4x2 v)
```

### Parameters

**** (\[int4x2]\(/engine/6000.7/script-reference/unity/mathematics/int4x2)): int4x2 to convert to double4x2

## double4x2(uint)

Constructs a double4x2 matrix from a single uint value by converting it to double and assigning it to every component.

```csharp
public double4x2(uint v)
```

### Parameters

**** (\[uint]\(https\://learn.microsoft.com/dotnet/api/system.uint32)): uint to convert to double4x2

## double4x2(uint4x2)

Constructs a double4x2 matrix from a uint4x2 matrix by componentwise conversion.

```csharp
public double4x2(uint4x2 v)
```

### Parameters

**** (\[uint4x2]\(/engine/6000.7/script-reference/unity/mathematics/uint4x2)): uint4x2 to convert to double4x2

## double4x2(float)

Constructs a double4x2 matrix from a single float value by converting it to double and assigning it to every component.

```csharp
public double4x2(float v)
```

### Parameters

**** (\[float]\(https\://learn.microsoft.com/dotnet/api/system.single)): float to convert to double4x2

## double4x2(float4x2)

Constructs a double4x2 matrix from a float4x2 matrix by componentwise conversion.

```csharp
public double4x2(float4x2 v)
```

### Parameters

**** (\[float4x2]\(/engine/6000.7/script-reference/unity/mathematics/float4x2)): float4x2 to convert to double4x2