// scaled periodic noise
internal static void Compute
(
INoiseDataArray output,
ComputeShader shader,
int kernelId,
NoiseScale scale,
NoiseOffset offset,
NoisePeriod period,
int numOctaves,
float octaveOffsetFactor
)
{
InitCsId();
Array aOutput = output.GetArray();
int[] dimension = GetDimension(aOutput);
ComputeBuffer outputBuffer = SetOutputBuffer(shader, kernelId, aOutput, dimension);
shader.SetInts(s_csDimensionId, dimension);
shader.SetFloats(s_csScaleId, scale.GetArray());
shader.SetFloats(s_csOffsetId, offset.GetArray());
shader.SetFloats(s_csPeriodId, period.GetArray());
shader.SetInt(s_csNumOctavesId, numOctaves);
shader.SetFloat(s_csOctaveOffsetFactorId, octaveOffsetFactor);
shader.Dispatch(kernelId, dimension[0], dimension[1], dimension[2]);
outputBuffer.GetData(aOutput, 0, 0, dimension[0] * dimension[1] * dimension[2]);
}
// scaled periodic noise
internal static void Compute
(
INoiseDataArray input,
INoiseDataArray output,
ComputeShader shader,
int kernelId,
NoiseScale scale,
NoiseOffset offset,
NoisePeriod period,
int numOctaves,
float octaveOffsetFactor
)
{
InitCsId();
Array aInput = input.GetArray();
Array aOutput = output.GetArray();
ComputeBuffer outputBuffer = SetInputOutputBuffers(shader, kernelId, aInput, aOutput);
shader.SetFloats(s_csOffsetId, offset.GetArray());
shader.SetFloats(s_csScaleId, scale.GetArray());
shader.SetFloats(s_csPeriodId, period.GetArray());
shader.SetInt(s_csNumOctavesId, numOctaves);
shader.SetFloat(s_csOctaveOffsetFactorId, octaveOffsetFactor);
shader.Dispatch(kernelId, aInput.Length, 1, 1);
outputBuffer.GetData(aOutput, 0, 0, aOutput.Length);
}
//-------------------------------------------------------------------------
// end: common
// GPU compute / grid samples
//-------------------------------------------------------------------------
// scale-agnostic noise
internal static void Compute
(
INoiseDataArray output,
ComputeShader shader,
int kernelId,
float seed
)
{
InitCsId();
Array aOutput = output.GetArray();
int[] dimension = GetDimension(aOutput);
ComputeBuffer outputBuffer = SetOutputBuffer(shader, kernelId, aOutput, dimension);
seed = JumbleSeed(seed);
shader.SetFloat(s_csSeedId, seed);
shader.SetInts(s_csDimensionId, dimension);
shader.Dispatch(kernelId, dimension[0], dimension[1], dimension[2]);
outputBuffer.GetData(aOutput, 0, 0, dimension[0] * dimension[1] * dimension[2]);
}
