private void CreateSelectionIndicators(RuntimeSurfaceGeometry surface, bool isfloor)
{
var vertices = surface.GetComponent <MeshCollider>().sharedMesh.vertices;
var localToWorldMatrix = surface.transform.localToWorldMatrix;
for (var i = 0; i < vertices.Length; i++)
{
var currentVertexWorldPosition = localToWorldMatrix.MultiplyPoint(vertices[i]);
Vector3 previousVertexWorldPosition;
Vector3 nextVertexWorldPosition;
if (isfloor)
{
previousVertexWorldPosition = localToWorldMatrix.MultiplyPoint(vertices[i >= 1 ? i - 1 : vertices.Length - 1]);
nextVertexWorldPosition = localToWorldMatrix.MultiplyPoint(vertices[i < vertices.Length - 1 ? i + 1 : 0]);
}
else
{
previousVertexWorldPosition = localToWorldMatrix.MultiplyPoint(vertices[i < vertices.Length - 1 ? i + 1 : 0]);
nextVertexWorldPosition = localToWorldMatrix.MultiplyPoint(vertices[i >= 1 ? i - 1 : vertices.Length - 1]);
}
selectionVisualizationIndicators.Add(GeometryUtilities.CreateSurfaceSelectionIndicator($"Vertex ({i})", surface.transform, currentVertexWorldPosition, nextVertexWorldPosition, previousVertexWorldPosition));
}
}
public void DisplaySelectionState(bool state)
{
if (state)
{
bool collectedTopSurface = false;
Vector3 topLeftWorldPosition = Vector3.zero;
Vector3 topRightWorldPosition = Vector3.zero;
Vector3 bottomRightWorldPosition = Vector3.zero;
Vector3 bottomLeftWorldPosition = Vector3.zero;
Transform topParent = null;
Transform bottomParent = null;
if (TopSurface)
{
var localToWorldMatrix = TopSurface.transform.localToWorldMatrix;
var mesh = TopSurface.GetComponent <MeshCollider>().sharedMesh;
topLeftWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[1]);
topRightWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[2]);
topParent = TopSurface.transform;
bottomRightWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[3]);
bottomLeftWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[0]);
bottomParent = TopSurface.transform;
collectedTopSurface = true;
}
if (MiddleSurface)
{
var localToWorldMatrix = MiddleSurface.transform.localToWorldMatrix;
var mesh = MiddleSurface.GetComponent <MeshCollider>().sharedMesh;
if (!collectedTopSurface)
{
topLeftWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[1]);
topRightWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[2]);
topParent = MiddleSurface.transform;
collectedTopSurface = true;
}
bottomRightWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[3]);
bottomLeftWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[0]);
bottomParent = MiddleSurface.transform;
}
if (BottomSurface)
{
var localToWorldMatrix = BottomSurface.transform.localToWorldMatrix;
var mesh = BottomSurface.GetComponent <MeshCollider>().sharedMesh;
if (!collectedTopSurface)
{
topLeftWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[1]);
topRightWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[2]);
topParent = BottomSurface.transform;
}
bottomRightWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[3]);
bottomLeftWorldPosition = localToWorldMatrix.MultiplyPoint(mesh.vertices[0]);
bottomParent = BottomSurface.transform;
}
selectionVisualizationIndicators.Add(GeometryUtilities.CreateSurfaceSelectionIndicator("Top-Left", topParent, topLeftWorldPosition, topRightWorldPosition, bottomLeftWorldPosition));
selectionVisualizationIndicators.Add(GeometryUtilities.CreateSurfaceSelectionIndicator("Top-Right", topParent, topRightWorldPosition, bottomRightWorldPosition, topLeftWorldPosition));
selectionVisualizationIndicators.Add(GeometryUtilities.CreateSurfaceSelectionIndicator("Bottom-Right", bottomParent, bottomRightWorldPosition, bottomLeftWorldPosition, topRightWorldPosition));
selectionVisualizationIndicators.Add(GeometryUtilities.CreateSurfaceSelectionIndicator("Bottom-Left", bottomParent, bottomLeftWorldPosition, topLeftWorldPosition, bottomRightWorldPosition));
}
else
{
foreach (var indicator in selectionVisualizationIndicators)
{
Destroy(indicator);
}
selectionVisualizationIndicators.Clear();
}
}
