public GridTextureSet(
Texture2DAndViews pressureVeolcity,
Texture2DAndViews inkColours)
{
PressureVelocity = pressureVeolcity;
InkColours = inkColours;
}
/// <summary>
/// Create initial conditions of a single fluid filled pixel surrounded
/// by vacuum to test dispersion simulation
/// </summary>
public static void CreateDispersionTest(Texture2DAndViews initialBuffer)
{
var stream = new DataStream(initialBuffer.ResourceSize.RequiredBytes, true, true);
// two blank rows
for (int rowId = 0; rowId < 2; rowId++)
{
for (int index = 0; index < initialBuffer.Width.Count; index++)
{
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
}
}
// two blank pixels
for (int rowId = 0; rowId < 2; rowId++)
{
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
}
// full pressure pixel
stream.Write(1.0f);
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
// rest of row 3 is blank
for (int index = 3; index < initialBuffer.Width.Count; index++)
{
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
}
// rest of the texture is blank
for (int rowId = 3; rowId < initialBuffer.Height.Count; rowId++)
{
for (int index = 0; index < initialBuffer.Width.Count; index++)
{
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
stream.Write(0.0f);
}
}
initialBuffer.FillWithData(stream);
}
