// check if all child elements can exist one grid step in some direction
public bool IsOneGridStepThereCollisional(Vector3 gridDirThere, WorldGridManager worldGridManager)
{
RecalculateChildElementGridPositions();
Vector3 checkedGridPosition;
for (int i = 0; i < childElements.Length; i++)
{
// one grid step in specified direction
checkedGridPosition =
childElements[i].GetGridPosition() + gridDirThere;
// is there something?
if (worldGridManager.IsThisGridCellOccupied(checkedGridPosition))
{
return(true);
}
// or is it out of boundaries?
if (childElements[i].GetGridPosX() + gridDirThere.x < 0 - ((Design.gridWidth - 1) / 2) - 1 ||
childElements[i].GetGridPosX() + gridDirThere.x > 0 + ((Design.gridWidth - 1) / 2) + 1)
{
return(true);
}
}
// all block child elements are in that one-step-up position without collision
return(false);
}
// game mechanics of a block
// check if all child elements can exist where they are in a grid
public bool IsGridPosCollisional(WorldGridManager worldGridManager)
{
RecalculateChildElementGridPositions();
for (int i = 0; i < childElements.Length; i++)
{
// is there something?
if (worldGridManager.IsThisGridCellOccupied(childElements[i].GetGridPosition()))
{
return(true);
}
}
return(false);
}
public int UpmostLandingGridDistance(WorldGridManager worldGridManager)
{
RecalculateChildElementGridPositions();
Vector3 checkedGridPosition;
for (int x = 0; x < Design.gridInfinityAhead; x++)
{
for (int i = 0; i < childElements.Length; i++)
{
// xth + 1 grid step up
checkedGridPosition =
childElements[i].GetGridPosition() + new Vector3(0, x + 1, 0);
// is there something?
if (worldGridManager.IsThisGridCellOccupied(checkedGridPosition))
{
return(x);
}
}
}
return(0);
}
private void Awake()
{
unit = GetComponent <Unit>();
worldGrid = GameObject.FindGameObjectWithTag("Scripts").GetComponent <WorldGridManager>();
}
private void Start()
{
worldGrid = GetComponent <WorldGridManager>();
}
