protected override void OnCharacterActionStart(Character actor)
{
transform = actor.transform;
NavMeshPath path = new NavMeshPath();
if (NavMesh.CalculatePath(transform.position, target, NavMesh.AllAreas, path))
{
Vector3[] line = NeverdawnUtility.RelaxPath(NeverdawnUtility.RefinePath(path.corners, 0.1f), 10);
float pathLength = NeverdawnUtility.GetPathLength(line);
if (pathLength - stoppingDistance < walkDistance)
{
walkDistance = pathLength - stoppingDistance;
}
action = new CharacterMoveAlongPathAction(line, walkDistance, 1.0f, run);
action.ActionStart(actor);
}
else
{
Done();
}
}
private void createPath()
{
if (NavMesh.CalculatePath(root, targetTransform.position, NavMesh.AllAreas, navMeshPath))
{
if (navMeshPath.status != NavMeshPathStatus.PathInvalid)
{
float pathLength = NeverdawnUtility.GetPathLength(navMeshPath);
path = NeverdawnUtility.RelaxPath(NeverdawnUtility.RefinePath(navMeshPath.corners, 0.2f), 10);
for (int i = 0; i < path.Length; i++)
{
RaycastHit rayHit;
// experimental: stick to ground
if (Physics.Raycast(path[i] + 2 * Vector3.up, Vector3.down, out rayHit, 4f, 1 << 9))
{
path[i] = rayHit.point + 0.05f * Vector3.up;
}
}
if (path.Length > 1)
{
List <Vector3> vertices = new List <Vector3>();
List <int> triangles = new List <int>();
List <Color> vertexColors = new List <Color>();
Vector3 dir = (path[1] - path[0]);
dir.y = 0.0f;
dir.Normalize();
Vector3 side = Vector3.Cross(dir, Vector3.up).normalized;
targetDirection = dir;
int colorIndex = 0;
vertices.Add(path[0] + width * side);
vertices.Add(path[0] - width * side);
vertexColors.Add(colors[colorIndex]);
vertexColors.Add(colors[colorIndex]);
int index = 0;
for (int i = 1; i < path.Length - 1; i++)
{
dir = ((path[i] - path[i - 1]).normalized + (path[i + 1] - path[i]).normalized) / 2.0f;
side = Vector3.Cross(dir, Vector3.up).normalized;
float distance = NeverdawnUtility.GetPathLength(path, i);
colorIndex = distance > maxDistance ? 1 : 0;
// colorIndex = NeverdawnUtility.RepeatIndex((int)(distance / walkAbility.maxDistance), colors.Length);
vertices.Add(path[i] + width * side);
vertices.Add(path[i] - width * side);
vertexColors.Add(colors[colorIndex]);
vertexColors.Add(colors[colorIndex]);
triangles.Add(index + 0);
triangles.Add(index + 2);
triangles.Add(index + 3);
triangles.Add(index + 1);
triangles.Add(index + 0);
triangles.Add(index + 3);
index += 2;
//if(distance < walkAbility.maxDistance && NeverdawnUtility.GetPathLength(line, i + 1) > walkAbility.maxDistance)
//{
// Vector3 maxPos = Vector3.zero;
// NeverdawnUtility.SamplePath(line, walkAbility.maxDistance, out maxPos);
//}
}
dir = path[path.Length - 1] - path[path.Length - 2];
side = Vector3.Cross(dir, Vector3.up).normalized;
vertices.Add(path[path.Length - 1] + width * side);
vertices.Add(path[path.Length - 1] - width * side);
vertexColors.Add(colors[colorIndex]);
vertexColors.Add(colors[colorIndex]);
triangles.Add(index + 0);
triangles.Add(index + 2);
triangles.Add(index + 3);
triangles.Add(index + 1);
triangles.Add(index + 0);
triangles.Add(index + 3);
vertices.Add(path[path.Length - 1] + 1.5f * width * side);
vertices.Add(path[path.Length - 1] - 1.5f * width * side);
vertices.Add(path[path.Length - 1] + 0.3f * dir.normalized);
vertexColors.Add(colors[colorIndex]);
vertexColors.Add(colors[colorIndex]);
vertexColors.Add(colors[colorIndex]);
triangles.Add(vertices.Count - 1);
triangles.Add(vertices.Count - 2);
triangles.Add(vertices.Count - 3);
Mesh mesh = new Mesh();
mesh.vertices = vertices.ToArray();
mesh.triangles = triangles.ToArray();
mesh.colors = vertexColors.ToArray();
meshFilter.sharedMesh = mesh;
}
}
}
}
