`lygia`

/`math`

/`rotate4dZ`

)returns a 4x4 rotation matrix

Use:

```
rotate4dZ(<float> radians)
```

```
#ifndef FNC_ROTATE4DZ
#define FNC_ROTATE4DZ
mat4 rotate4dZ(in float r){
return mat4(
vec4(cos(r),-sin(r),0.,0),
vec4(sin(r),cos(r),0.,0.),
vec4(0.,0.,1.,0.),
vec4(0.,0.,0.,1.));
}
#endif
```

Use:

```
rotate4dZ(<float> radians)
```

```
#ifndef FNC_ROTATE4DZ
#define FNC_ROTATE4DZ
float4x4 rotate4dZ(in float psi){
return float4x4(
float4(cos(psi),-sin(psi),0.,0),
float4(sin(psi),cos(psi),0.,0.),
float4(0.,0.,1.,0.),
float4(0.,0.,0.,1.));
}
#endif
```

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