public void CalculateWavesAtTime(float time)
{
// Calculating complex amplitudes
timeDependentSpectrumShader.SetTexture(KERNEL_TIME_DEPENDENT_SPECTRUMS, Dx_Dz_PROP, DxDz);
timeDependentSpectrumShader.SetTexture(KERNEL_TIME_DEPENDENT_SPECTRUMS, Dy_Dxz_PROP, DyDxz);
timeDependentSpectrumShader.SetTexture(KERNEL_TIME_DEPENDENT_SPECTRUMS, Dyx_Dyz_PROP, DyxDyz);
timeDependentSpectrumShader.SetTexture(KERNEL_TIME_DEPENDENT_SPECTRUMS, Dxx_Dzz_PROP, DxxDzz);
timeDependentSpectrumShader.SetTexture(KERNEL_TIME_DEPENDENT_SPECTRUMS, H0_PROP, initialSpectrum);
timeDependentSpectrumShader.SetTexture(KERNEL_TIME_DEPENDENT_SPECTRUMS, PRECOMPUTED_DATA_PROP, precomputedData);
timeDependentSpectrumShader.SetFloat(TIME_PROP, time);
timeDependentSpectrumShader.Dispatch(KERNEL_TIME_DEPENDENT_SPECTRUMS, size / LOCAL_WORK_GROUPS_X, size / LOCAL_WORK_GROUPS_Y, 1);
// Calculating IFFTs of complex amplitudes
fft.IFFT2D(DxDz, buffer, true, false, true);
fft.IFFT2D(DyDxz, buffer, true, false, true);
fft.IFFT2D(DyxDyz, buffer, true, false, true);
fft.IFFT2D(DxxDzz, buffer, true, false, true);
// Filling displacement and normals textures
texturesMergerShader.SetFloat("DeltaTime", Time.deltaTime);
texturesMergerShader.SetTexture(KERNEL_RESULT_TEXTURES, Dx_Dz_PROP, DxDz);
texturesMergerShader.SetTexture(KERNEL_RESULT_TEXTURES, Dy_Dxz_PROP, DyDxz);
texturesMergerShader.SetTexture(KERNEL_RESULT_TEXTURES, Dyx_Dyz_PROP, DyxDyz);
texturesMergerShader.SetTexture(KERNEL_RESULT_TEXTURES, Dxx_Dzz_PROP, DxxDzz);
texturesMergerShader.SetTexture(KERNEL_RESULT_TEXTURES, DISPLACEMENT_PROP, displacement);
texturesMergerShader.SetTexture(KERNEL_RESULT_TEXTURES, DERIVATIVES_PROP, derivatives);
texturesMergerShader.SetTexture(KERNEL_RESULT_TEXTURES, TURBULENCE_PROP, turbulence);
texturesMergerShader.SetFloat(LAMBDA_PROP, lambda);
texturesMergerShader.Dispatch(KERNEL_RESULT_TEXTURES, size / LOCAL_WORK_GROUPS_X, size / LOCAL_WORK_GROUPS_Y, 1);
derivatives.GenerateMips();
turbulence.GenerateMips();
}
public static unsafe ImageComponents ProcessFourierImage(
ImageComponents imageComponents,
IProcessingFourierOperation fourierOperation)
{
var clonedData = CollectionHelper.Clone(imageComponents.ComplexData);
FourierHelper.SwapQuadrants(clonedData);
fourierOperation.ProcessImage(clonedData);
FourierHelper.SwapQuadrants(clonedData);
var processedData = CollectionHelper.Clone(clonedData);
var bitmap = FastFourierTransform.IFFT2D(processedData, imageComponents.Image);
return(new ImageComponents(clonedData, bitmap));
}
