private void CheckIntersection(GameAgent agent, bool isVerticalLine, float slope, float offset, Vector2 rfStartPoint, Vector2 rfEndPoint)
{
// NOTE: drawing lines backwards so that higher values are always on the top and right
// making it easier for calculation.
Rectangle agentBounds = agent.Bounds;
Vector2 bottomLeft = new Vector2(agentBounds.Left, agentBounds.Top);
Vector2 bottomRight = new Vector2(agentBounds.Left + agentBounds.Width, agentBounds.Top);
Vector2 topLeft = new Vector2(agentBounds.Left, agentBounds.Top + agentBounds.Height);
Vector2 topRight = new Vector2(bottomRight.X, topLeft.Y);
// top
if (IsLineIntersection(topLeft, topRight, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint, new Vector2(0, 1)))//new Vector2(0, -1)))
{
IsIntersecting = true;
}
// bottom
if (IsLineIntersection(bottomLeft, bottomRight, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint, new Vector2(0, -1)))//new Vector2(0, 1)))
{
IsIntersecting = true;
}
// left
if (IsLineIntersection(bottomLeft, topLeft, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint, new Vector2(-1, 0)))//new Vector2(1, 0)))
{
IsIntersecting = true;
}
// right
if (IsLineIntersection(bottomRight, topRight, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint, new Vector2(1, 0)))//new Vector2(-1, 0)))
{
IsIntersecting = true;
}
//return
// IsLineIntersection(topLeft, topRight, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint) ||
// IsLineIntersection(bottomLeft, bottomRight, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint) ||
// IsLineIntersection(bottomLeft, topLeft, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint) ||
// IsLineIntersection(bottomRight, topRight, isVerticalLine, slope, offset, rfStartPoint, rfEndPoint);
}
private void CheckDrops(Stopwatch stopwatch, int difficulty)
{
if (AgentList.Where(ga => ga.Type == (int)Enums.AgentType.Enemy).Count() > 0)
{
GameAgent agent = AgentList.Where(ga => ga.Type == (int)Enums.AgentType.Enemy && ((Enemy)ga).DropType == 0).OrderByDescending(ga => ga.ID).FirstOrDefault();
if (agent == null)
{
return;
}
if (nukeDropTime > 0 && stopwatch.ElapsedMilliseconds > nukeDropTime)
{
((Enemy)agent).DropType = (int)Enums.ItemType.NukeAttack;
nukeDropTime = 0;
}
else if (teleportDropTime > 0 && stopwatch.ElapsedMilliseconds > teleportDropTime)
{
((Enemy)agent).DropType = (int)Enums.ItemType.TeleportSpell;
teleportDropTime = 0;
}
else if ((difficulty != 0) && (stopwatch.ElapsedMilliseconds - lastPowerUp > powerUpInterval / difficulty))
{
Player playerObj = PulseGame.Current.player;
if (playerObj.Health < playerObj.MaxHealth * 0.25 && GetCurrentHealthPowerUpCount() < 3)
{
((Enemy)agent).DropType = (int)Enums.ItemType.HealthPowerUp;
lastPowerUp = stopwatch.ElapsedMilliseconds;
}
else if (playerObj.Power < playerObj.MaxPower * 0.25 && GetCurrentEnergyPowerUpCount() < 3)
{
((Enemy)agent).DropType = (int)Enums.ItemType.EnergyPowerUp;
lastPowerUp = stopwatch.ElapsedMilliseconds;
}
}
}
}
