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Make NavMeshSourceTag component support having different area types #161

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Make NavMeshSourceTag component support having different area types #161

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9 changes: 7 additions & 2 deletions Assets/Examples/Scripts/NavMeshSourceTag.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -10,19 +10,24 @@ public class NavMeshSourceTag : MonoBehaviour
// Global containers for all active mesh/terrain tags
public static List<MeshFilter> m_Meshes = new List<MeshFilter>();
public static List<Terrain> m_Terrains = new List<Terrain>();
public static List<int> m_Areas = new List<int>();

[SerializeField] private string areaName = "Walkable";

void OnEnable()
{
var m = GetComponent<MeshFilter>();
if (m != null)
{
m_Meshes.Add(m);
m_Areas.Add(NavMesh.GetAreaFromName(areaName));
}

var t = GetComponent<Terrain>();
if (t != null)
{
m_Terrains.Add(t);
m_Areas.Add(NavMesh.GetAreaFromName(areaName));
}
}

Expand Down Expand Up @@ -58,7 +63,7 @@ public static void Collect(ref List<NavMeshBuildSource> sources)
s.shape = NavMeshBuildSourceShape.Mesh;
s.sourceObject = m;
s.transform = mf.transform.localToWorldMatrix;
s.area = 0;
s.area = m_Areas[i];
sources.Add(s);
}

Expand All @@ -72,7 +77,7 @@ public static void Collect(ref List<NavMeshBuildSource> sources)
s.sourceObject = t.terrainData;
// Terrain system only supports translation - so we pass translation only to back-end
s.transform = Matrix4x4.TRS(t.transform.position, Quaternion.identity, Vector3.one);
s.area = 0;
s.area = m_Areas[i];
sources.Add(s);
}
}
Expand Down