static void DrawPathFencesOnMap(TerrainMap map, IPathway path)
{
float xs = map.XSize / map.Resolution;
float zs = map.ZSize / map.Resolution;
Vector3 alongRow = new Vector3(xs, 0, 0);
Vector3 nextRow = new Vector3(-map.XSize, 0, zs);
Vector3 g = new Vector3((map.XSize - xs) / -2, 0, (map.ZSize - zs) / -2);
for (int j = 0; j < map.Resolution; j++)
{
for (int i = 0; i < map.Resolution; i++)
{
float outside = path.HowFarOutsidePath(g);
const float WALL_THICKNESS = 1.0f;
// set map cells adjacent to the outside edge of the path
if ((outside > 0) && (outside < WALL_THICKNESS))
{
map.SetMapBit(i, j, true);
}
// clear all other off-path map cells
if (outside > WALL_THICKNESS)
{
map.SetMapBit(i, j, false);
}
g += alongRow;
}
g += nextRow;
}
}
public void Update(float dt)
{
const float PREDICTION = 3;
//Avoid other vehicles, and follow the path
var avoid = SteerToAvoidCloseNeighbors(0.25f, _vehicles.Except(new[] { this }));
if (avoid != Vector3.Zero)
{
ApplySteeringForce(avoid, dt);
}
else
{
var f = SteerToFollowPath(true, PREDICTION, Path);
ApplySteeringForce(f, dt);
}
//If the vehicle leaves the path, penalise it by applying a braking force
if (Path.HowFarOutsidePath(Position) > 0)
{
ApplyBrakingForce(0.3f, dt);
}
_time += dt;
_trail.Record(_time, Position);
annotation.VelocityAcceleration(this);
}
static void DrawPathFencesOnMap(TerrainMap map, IPathway path)
{
float xs = map.XSize / map.Resolution;
float zs = map.ZSize / map.Resolution;
Vector3 alongRow = new Vector3(xs, 0, 0);
Vector3 nextRow = new Vector3(-map.XSize, 0, zs);
Vector3 g = new Vector3((map.XSize - xs) / -2, 0, (map.ZSize - zs) / -2);
for (int j = 0; j < map.Resolution; j++)
{
for (int i = 0; i < map.Resolution; i++)
{
float outside = path.HowFarOutsidePath(g);
const float WALL_THICKNESS = 1.0f;
// set map cells adjacent to the outside edge of the path
if ((outside > 0) && (outside < WALL_THICKNESS))
map.SetMapBit(i, j, true);
// clear all other off-path map cells
if (outside > WALL_THICKNESS) map.SetMapBit(i, j, false);
g += alongRow;
}
g += nextRow;
}
}