void Start()
{
cachedWorldTransform = new WorldTransformData(transform);
EnsureWellFormed();
Invalidate(false);
if (brushCache == null || brushCache.Polygons == null || brushCache.Polygons.Length == 0)
{
RecachePolygons(true);
}
#if UNITY_EDITOR
UnityEditor.EditorUtility.SetSelectedWireframeHidden(GetComponent <Renderer>(), true);
#endif
objectVersionUnserialized = objectVersionSerialized;
}
void Start()
{
cachedWorldTransform = new WorldTransformData(transform);
EnsureWellFormed();
Invalidate(false);
if (brushCache == null || brushCache.Polygons == null || brushCache.Polygons.Length == 0)
{
RecachePolygons(true);
}
#if UNITY_EDITOR
#if UNITY_5_5_OR_NEWER
// Unity 5.5 introduces a second possible selection highlight state, so the hiding API has changed
UnityEditor.EditorUtility.SetSelectedRenderState(GetComponent <Renderer>(), UnityEditor.EditorSelectedRenderState.Hidden);
#else
// Pre Unity 5.5 the only selection highlight was a wireframe
UnityEditor.EditorUtility.SetSelectedWireframeHidden(GetComponent <Renderer>(), true);
#endif
#endif
objectVersionUnserialized = objectVersionSerialized;
}
/// <summary>
/// Tells the brush it has changed
/// </summary>
/// <param name="polygonsChanged">If set to <c>true</c> polygons will be recached.</param>
public override void Invalidate(bool polygonsChanged)
{
base.Invalidate(polygonsChanged);
if (!gameObject.activeInHierarchy)
{
return;
}
// previous versions of sabrecsg used to use mesh colliders for ray collision, but that's no longer the case so we clean them up.
MeshCollider[] meshColliders = GetComponents <MeshCollider>();
if (meshColliders.Length > 0)
{
for (int i = 0; i < meshColliders.Length; i++)
{
DestroyImmediate(meshColliders[i]);
}
}
// Make sure there is a mesh filter on this object
MeshFilter meshFilter = gameObject.AddOrGetComponent <MeshFilter>();
MeshRenderer meshRenderer = gameObject.AddOrGetComponent <MeshRenderer>();
bool requireRegen = false;
// If the cached ID hasn't been set or we mismatch
if (cachedInstanceID == 0 ||
gameObject.GetInstanceID() != cachedInstanceID)
{
requireRegen = true;
cachedInstanceID = gameObject.GetInstanceID();
}
Mesh renderMesh = meshFilter.sharedMesh;
if (requireRegen)
{
renderMesh = new Mesh();
}
if (polygons != null)
{
List <int> polygonIndices;
BrushFactory.GenerateMeshFromPolygons(polygons, ref renderMesh, out polygonIndices);
}
if (mode == CSGMode.Subtract)
{
MeshHelper.Invert(ref renderMesh);
}
// Displace the triangles for display along the normals very slightly (this is so we can overlay built
// geometry with semi-transparent geometry and avoid depth fighting)
MeshHelper.Displace(ref renderMesh, 0.001f);
meshFilter.sharedMesh = renderMesh;
meshRenderer.receiveShadows = false;
meshRenderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
meshFilter.hideFlags = HideFlags.NotEditable; // | HideFlags.HideInInspector;
meshRenderer.hideFlags = HideFlags.NotEditable; // | HideFlags.HideInInspector;
#if UNITY_EDITOR
Material material;
if (IsNoCSG)
{
material = SabreCSGResources.GetNoCSGMaterial();
}
else
{
if (this.mode == CSGMode.Add)
{
material = SabreCSGResources.GetAddMaterial();
}
else
{
material = SabreCSGResources.GetSubtractMaterial();
}
}
if (meshRenderer.sharedMaterial != material)
{
meshRenderer.sharedMaterial = material;
}
#endif
// isBrushConvex = GeometryHelper.IsBrushConvex(polygons);
if (polygonsChanged)
{
RecalculateBrushCache();
}
UpdateVisibility();
objectVersionSerialized++;
objectVersionUnserialized = objectVersionSerialized;
if (cachedWorldTransform == null)
{
cachedWorldTransform = new WorldTransformData(transform);
}
cachedWorldTransform.SetFromTransform(transform);
}
