/// <summary>When a Destructible Object is DESTROYED, this script will attempt to find and transfer the appropriate damaged materials over to the new prefab.</summary>
public static void TransferMaterials(Destructible oldObj, GameObject newObj)
{
if (oldObj == null) return;
if (!oldObj.IsInitialized)
oldObj.Initialize();
MeshRenderer[] oldMeshes = oldObj.GetComponentsInChildren<MeshRenderer>();
MeshRenderer[] newMeshes = newObj.GetComponentsInChildren<MeshRenderer>();
// If either object has no meshes, then there's nothing to transfer, so exit.
if (oldMeshes.Length == 0 || newMeshes.Length == 0) return;
// Set reflection anchor overrides on new meshes if any exist on the old meshes, but only if it is the same type of material (ie, tags match)
for (int i = 0; i < oldMeshes.Length; i++)
{
TagIt oldMeshTag = oldMeshes[i].GetComponent<TagIt>();
if (oldMeshTag == null) continue;
if (oldMeshes[i].probeAnchor != null)
{
for (int j = 0; j < newMeshes.Length; j++)
{
TagIt newMeshTag = newMeshes[j].GetComponent<TagIt>();
if (newMeshTag != null && oldMeshTag.tags.Intersect(newMeshTag.tags).Any()) // make sure TagIt tags have at least one match.
newMeshes[j].probeAnchor = oldMeshes[i].probeAnchor;
}
}
}
// Get new materials for each destroyed mesh
for (int i=0; i<newMeshes.Length; i++)
newMeshes[i].sharedMaterials = GetNewMaterialsForDestroyedMesh(newMeshes[i], oldObj);
}
private void Update()
{
if (preSoftenDestructible && destructibleObj != null && impactInfo != null)
{
destructibleObj.ApplyImpactDamage(impactInfo);
impactInfo = null;
destructibleObj = null;
preSoftenDestructible = false;
}
}
private static Material[] GetNewMaterialsForDestroyedMesh(MeshRenderer destMesh, Destructible destructibleObj)
{
if (destructibleObj == null) return null;
Material[] curMats = destMesh.sharedMaterials;
Material[] newMats = new Material[curMats.Length];
for (int i = 0; i < curMats.Length; i++)
{
Material currentMat = curMats[i];
if (currentMat == null) continue;
if (destructibleObj.MaterialReplacements == null) continue;
Material replacementMat = destructibleObj.MaterialReplacements[currentMat] as Material;
if (replacementMat != null)
newMats[i] = replacementMat.GetDestroyedMaterial();
else
newMats[i] = currentMat.GetDestroyedMaterial();
}
return newMats;
}
private static Vector3 GetMeshCenterPoint(Destructible destructibleObj)
{
Bounds combinedBounds = new Bounds();
MeshFilter[] meshFilters = destructibleObj.GetComponentsInChildren<MeshFilter>();
foreach (MeshFilter meshFilter in meshFilters)
combinedBounds.Encapsulate(meshFilter.mesh.bounds);
return combinedBounds.center;
}