//additional checks if the point is valid. Return true if it's valid
public bool NarrowDownValidSpawnPoints(Vector3 point)
{
//check if the point is in range of the agent at all
GameObject agent = GameObject.Find("FPSController");
PhysicsRemoteFPSAgentController agentController = agent.GetComponent <PhysicsRemoteFPSAgentController>();
//get agent's camera point, get point to check, find the distance from agent camera point to point to check
float maxvisdist = agentController.WhatIsAgentsMaxVisibleDistance();
//set the distance so that it is within the radius maxvisdist from the agent
Vector3 tmpForCamera = agent.GetComponent <PhysicsRemoteFPSAgentController>().m_Camera.transform.position;
tmpForCamera.y = point.y;
//automatically rule out a point if it's beyond our max distance of visibility
if (Vector3.Distance(point, tmpForCamera) >= maxvisdist)
{
return(false);
}
//ok cool, it's within distance to the agent, now let's check
//if the point is within the viewport of the agent as well
Camera agentCam = agent.GetComponent <PhysicsRemoteFPSAgentController>().m_Camera;
//no offset if the object is below the camera position - a slight offset to account for objects equal in y distance to the camera
if (point.y < agentCam.transform.position.y - 0.05f)
{
//do this check if the point's y value is below the camera's y value
//this check will be a raycast vision check from the camera to the point exactly
if (agentController.CheckIfPointIsInViewport(point))
{
return(true);
}
}
else
{
//do this check if the point's y value is above the agent camera. This means we are
//trying to place an object on a shelf or something high up that we can't quite reach
//in this case, modify the point that is checked for visibility by adding a little bit to the y
//might want to adjust this offset amount, or even move this check to ensure object visibility after the
//checkspawnarea corners are generated?
if (agentController.CheckIfPointIsInViewport(point + new Vector3(0, 0.05f, 0)))
{
return(true);
}
}
return(false);
}