/// <summary>
/// This function is for testing how Hastlayer works by running a random generator, writing the results into
/// SimpleMemory.
/// </summary>
public void TestPrng(SimpleMemory memory)
{
var kernels = new KpzKernels();
kernels.InitializeParametersFromMemory(memory);
var numberOfStepsInIteration = KpzKernels.GridWidth * KpzKernels.GridHeight;
for (int i = 0; i < numberOfStepsInIteration; i++)
{
memory.WriteUInt32(i, kernels.Random1.NextUInt32());
}
}
/// <summary>
/// Calling this function on the host starts the KPZ algorithm.
/// </summary>
public virtual void DoIterations(SimpleMemory memory)
{
var kernels = new KpzKernels();
kernels.CopyFromSimpleMemoryToRawGrid(memory);
kernels.InitializeParametersFromMemory(memory);
// Assume that GridWidth and GridHeight are 2^N.
var numberOfStepsInIteration = kernels.TestMode ? 1 : KpzKernels.GridWidth * KpzKernels.GridHeight;
for (int j = 0; j < kernels.NumberOfIterations; j++)
{
for (int i = 0; i < numberOfStepsInIteration; i++)
{
// We randomly choose a point on the grid. If there is a pyramid or hole, we randomly switch them.
kernels.RandomlySwitchFourCells(kernels.TestMode);
}
}
kernels.CopyToSimpleMemoryFromRawGrid(memory);
}