public void SetType(FbmType type)
{
switch (type)
{
case FbmType.None:
CurrentTechnique = Techniques["Single"];
break;
case FbmType.Normal:
CurrentTechnique = Techniques["Fbm"];
break;
case FbmType.Billowed:
CurrentTechnique = Techniques["FbmBillow"];
break;
case FbmType.Ridged:
CurrentTechnique = Techniques["FbmRidged"];
break;
case FbmType.IQ:
CurrentTechnique = Techniques["FbmIQ"];
break;
case FbmType.Swiss:
CurrentTechnique = Techniques["FbmSwiss"];
break;
case FbmType.Jordan:
CurrentTechnique = Techniques["FbmJordan"];
break;
default:
throw new ArgumentOutOfRangeException(nameof(type), type, null);
}
}
float[] Get3DNoiseValue(int chanel)
{
ComputeShader shader;
switch (_select3DNoise[chanel])
{
case Noise3DType.PerlinNoise:
shader = _perlinNoise3DShader;
break;
case Noise3DType.WorleyNoise:
shader = _worleyNoise3DShader;
break;
case Noise3DType.Perlin_WorleyNoise:
shader = _worleyPerlinNoise3DShader;
break;
default:
throw new ArgumentOutOfRangeException();
}
FbmType fbm = _selectFbm[chanel];
int size = 128;
float[] noise = new float[size * size * size];
ComputeBuffer cb1 = new ComputeBuffer(noise.Length, 4);
cb1.SetData(noise);
shader.SetFloat("TextureSize", size);
shader.SetFloat("NoiseScale", 2 * _noiseScale[chanel]);
if (fbm != FbmType.dontuse)
{
SetFbmProperties(shader, chanel);
}
int threadGroupsX = Mathf.CeilToInt(size / 8.0f);
int threadGroupsY = Mathf.CeilToInt(size / 8.0f);
int threadGroupsZ = Mathf.CeilToInt(size / 8.0f);
switch (fbm)
{
case FbmType.dontuse:
shader.SetBuffer(0, "Result", cb1);
shader.Dispatch(0, threadGroupsX, threadGroupsY, threadGroupsZ);
break;
case FbmType.standard:
shader.SetBuffer(1, "Result", cb1);
shader.Dispatch(1, threadGroupsX, threadGroupsY, threadGroupsZ);
break;
case FbmType.turbulence:
shader.SetBuffer(2, "Result", cb1);
shader.Dispatch(2, threadGroupsX, threadGroupsY, threadGroupsZ);
break;
case FbmType.ridge:
shader.SetBuffer(3, "Result", cb1);
shader.Dispatch(3, threadGroupsX, threadGroupsY, threadGroupsZ);
break;
default:
throw new ArgumentOutOfRangeException("fbm", fbm, null);
}
cb1.GetData(noise);
cb1.Release();
Update3DPerview(size, chanel, noise);
return(noise);
}
