/// <summary>
/// Creates the vector field arrows and move them to the right position depending on the resolution.
/// </summary>
private void createVectorFieldArrows()
{
float arrow_scale;
if (resolution > 20)
{
arrow_scale = 1 - (resolution - 20) * 0.05f;
}
else
{
arrow_scale = 1 + (20 - resolution) * 0.05f;
}
for (int i = 0; i < resolution; i++)
{
for (int j = 0; j < resolution; j++)
{
float x = -width / 2 + (width / resolution) * (0.5f + i);
float y = -height / 2 + (height / resolution) * (0.5f + j);
GameObject arrow = Instantiate(arrowPrefab) as GameObject;
arrow.GetComponent <ArrowController>().fieldStrengthFactor = this.fieldStrengthFactor;
arrow.transform.localScale = Vector3.Scale(new Vector3(arrow_scale, arrow_scale, arrow_scale), transform.localScale) / 3;
arrow.transform.parent = transform; //set vectorField as parent
arrow.transform.localPosition = new Vector3(x, 0, y);
simController.AddNewResetObject(arrow.GetComponent <IResetObject>());
vectorFieldArrows.Add(arrow);
}
}
}
/// <summary>
/// Stops the simulations and generate the field image by drawing random irons.
/// </summary>
public void generateFieldImage()
{
if (field == null)
{
return;
}
simController.StopSimulation();
simController.AddNewResetObject(this);
Debug.Log("Start IronFiling");
for (int i = 0; i < iterations * 2; i++)
{
Vector3 origin = new Vector3(Random.Range(-1f, 1f) * width / 2, 0, Random.Range(-1f, 1f) * height / 2);
drawIron(origin, linerenderers[i]);
}
Debug.Log("End IronFiling");
gameObject.SetActive(true);
}
