private void AddMeshColliderToDynamicColliders(GrabbitSettings settings, MeshCollider col, Mesh mesh,
GrabbitCollidersWatcher watcher)
{
var existingColliders = col.gameObject.GetComponents <MeshCollider>();
//check for existing colliders to not have to duplicate the ones of other handlers, if subobjects are involved
var existing = existingColliders.FirstOrDefault(_ => _.sharedMesh == mesh);
var mc = existing ? existing : col.gameObject.AddComponent <MeshCollider>();
if (!existing)
{
if (!settings.useLowQualityConvexCollidersOnSelection)
{
mc.cookingOptions &= ~MeshColliderCookingOptions.UseFastMidphase;
}
mc.sharedMesh = mesh;
mc.convex = true;
}
AddedDynamicConvexColliders.Add(mc);
watcher.AddedDynamicColliders.Add(mc);
}
private void RegisterMeshes(Dictionary <GameObject, GrabbitCollidersWatcher> preExistingWatchers,
Dictionary <GameObject, GrabbitCollidersWatcher> addedWatchers)
{
var bounds = new Bounds();
var meshes = GetComponentsInChildren <MeshFilter>();
int i = 0;
foreach (var mesh in meshes)
{
if (!mesh.sharedMesh || mesh.sharedMesh.triangles.Length <= 1)
{
continue;
}
GrabbitCollidersWatcher addedColliders = mesh.gameObject.GetComponent <GrabbitCollidersWatcher>();
bool hasRegisteredPreExisting = preExistingWatchers.ContainsKey(mesh.gameObject);
bool hasAdded = addedWatchers.ContainsKey(mesh.gameObject);
bool justAdded = false;
if (!hasRegisteredPreExisting && !hasAdded && !addedColliders)
{
addedColliders = mesh.gameObject.AddComponent <GrabbitCollidersWatcher>();
AddedCollidersList.Add(addedColliders);
justAdded = true;
}
else
{
if (hasAdded)
{
addedColliders = addedWatchers[mesh.gameObject];
}
else if (hasRegisteredPreExisting)
{
addedColliders = preExistingWatchers[mesh.gameObject];
}
}
if (hasRegisteredPreExisting)
{
foreach (var meshCollider in addedColliders.AddedStaticColliders)
{
if (i == 0)
{
bounds = meshCollider.bounds;
}
else
{
bounds.Encapsulate(meshCollider.bounds);
}
}
}
else
{
if (justAdded)
{
var col = mesh.gameObject.AddComponent <MeshCollider>();
col.sharedMesh = mesh.sharedMesh;
addedColliders.AddedStaticColliders.Add(col);
AddedStaticConvexColliders.Add(col);
if (i == 0)
{
bounds = col.bounds;
}
else
{
bounds.Encapsulate(col.bounds);
}
}
else
{
//then the watcher exists, but we haven't registered it just yet.
PreExistingColliders.AddRange(addedColliders.ExistingCollider);
AddedStaticConvexColliders.AddRange(addedColliders.AddedStaticColliders);
foreach (var collider in addedColliders.AddedStaticColliders)
{
if (i == 0)
{
bounds = collider.bounds;
}
else
{
bounds.Encapsulate(collider.bounds);
}
}
AddedDynamicConvexColliders.AddRange(addedColliders.AddedDynamicColliders);
preExistingWatchers.Add(mesh.gameObject, addedColliders);
}
}
i++;
}
Bounds = bounds;
}