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# sdk/extensions/authoring/source/NvBlastExtAuthoringPerlinNoise.h File Reference

`#include <NvBlastExtAuthoringFractureTool.h>`
`#include <PxVec4.h>`
`#include <PxVec3.h>`

Go to the source code of this file.

## Classes
class | Nv::Blast::PerlinNoise
class | Nv::Blast::SimplexNoise
## Namespaces
namespace | Nv
namespace | Nv::Blast
## Defines
#define | PERLIN_NOISE_SAMPLE_TABLE 512
## Functions
NV_INLINE float | Nv::Blast::at3 (const float &rx, const float &ry, const float &rz, const PxVec3 q)
NV_INLINE float | Nv::Blast::fade (float t)
NV_INLINE float | Nv::Blast::lerp (float t, float a, float b)
NV_INLINE float | Nv::Blast::noiseSample (PxVec3 point, int *p, PxVec3 *g)
NV_INLINE void | Nv::Blast::setup (int i, PxVec3 point, float &t, int &b0, int &b1, float &r0, float &r1)

## Define Documentation

#define PERLIN_NOISE_SAMPLE_TABLE 512