Forum Unity3D-France

Code : Tout sélectionner

[ExecuteInEditMode]
public class DecalTerrain2 : MonoBehaviour
{
    [SerializeField]
    private Terrain terrain;
    [SerializeField]
    private float delta = 0.15f;
    private Mesh mesh;
    private Vector3[] vertices;

    // Start is called before the first frame update
    void Start()
    {
        mesh = GetComponent<MeshFilter>().mesh;
        vertices = mesh.vertices;
        ChangeHeight();
    }

    // adapte la composante Y du plane
    void ChangeHeight()
    {
        Vector3 v;
        for (var i = 0; i < vertices.Length; i++)
        {
            Vector3 vpos = v = vertices[i];
            vpos += transform.position;
            v.y = terrain.SampleHeight(vpos) + delta - transform.position.y + terrain.transform.position.y;
            vertices[i] = v;
        }
        mesh.vertices = vertices;
        mesh.RecalculateBounds();
        mesh.RecalculateNormals();
    }

    void OnDrawGizmos()
    {
        ChangeHeight();
    }
     
}