private void PermissiveFov(int sourceX, int sourceY, permissiveMaskT mask)
{
fovStateT state = new fovStateT();
state.m_Source = new Point2I(sourceX, sourceY);
state.m_Mask = mask;
state.m_Board = mask.m_Board;
// state.isBlocked = isBlocked;
// state.visit = visit;
// state.context = context;
int quadrantCount = 4;
Point2I[] quadrants = { new Point2I(1, 1), new Point2I(-1, 1),
new Point2I(-1, -1), new Point2I(1, -1) };
Point2I[] extents = { new Point2I(mask.m_East, mask.m_North),
new Point2I(mask.m_West, mask.m_North),
new Point2I(mask.m_West, mask.m_South),
new Point2I(mask.m_East, mask.m_South) };
int quadrantIndex = 0;
for (; quadrantIndex < quadrantCount; ++quadrantIndex)
{
state.m_Quadrant = quadrants[quadrantIndex];
state.m_Extent = extents[quadrantIndex];
state.m_QuadrantIndex = quadrantIndex;
CalculateFovQuadrant(state);
}
}
public void VisitFieldOfView(int x, int y, int distance)
{
permissiveMaskT mask = new permissiveMaskT();
mask.m_East = mask.m_North = mask.m_South = mask.m_West = distance;
mask.m_Mask = null;
mask.m_FovType = FovType.CIRCLE;
mask.m_DistPlusOneSq = (distance + 1) * (distance + 1);
mask.m_Board = m_Board;
PermissiveFov(x, y, mask);
}
private int DoesPermissiveVisit(permissiveMaskT mask, int x, int y)
{
if (mask.m_FovType == FovType.SQUARE)
{
return(1);
}
else if (mask.m_FovType == FovType.CIRCLE)
{
if (x * x + y * y < mask.m_DistPlusOneSq)
{
return(1);
}
else
{
return(0);
}
}
return(1);
}
