/// <summary>
/// Looks for all visual mesh tasks and writes the generated meshes to the chunk.
/// </summary>
/// <param name="taskStack">The task stack.</param>
/// <param name="chunk">The chunk to update.</param>
private void UpdateVisualMesh(RemeshTaskStack taskStack, BlockChunk chunk)
{
var meshFilter = chunk.GetComponent <MeshFilter>();
var meshRenderer = chunk.GetComponent <MeshRenderer>();
var visualMesh = meshFilter.sharedMesh;
ApplyVertexData <VisualRemeshTask>(taskStack, visualMesh);
var materials = new Material[visualMesh.subMeshCount];
int baseVertex = 0;
int submeshIndex = 0;
for (int i = 0; i < taskStack.TaskCount; i++)
{
var task = taskStack.GetTask(i);
if (task is VisualRemeshTask vis)
{
var newMesh = vis.Finish();
visualMesh.SetTriangles(newMesh.Triangles, submeshIndex, true, baseVertex);
materials[submeshIndex] = m_BlockList.GetMaterial(vis.MaterialID);
submeshIndex++;
baseVertex += newMesh.Vertices.Count;
}
}
meshFilter.sharedMesh = visualMesh;
meshRenderer.sharedMaterials = materials;
}
/// <summary>
/// Looks for all collision mesh tasks and writes the generated meshes to the chunk.
/// </summary>
/// <param name="taskStack">The task stack.</param>
/// <param name="chunk">The chunk to update.</param>
private void UpdateCollisionMesh(RemeshTaskStack taskStack, BlockChunk chunk)
{
var meshCollider = chunk.GetComponent <MeshCollider>();
var collisionMesh = meshCollider.sharedMesh;
ApplyVertexData <CollisionRemeshTask>(taskStack, collisionMesh);
int baseVertex = 0;
int submeshIndex = 0;
for (int i = 0; i < taskStack.TaskCount; i++)
{
var task = taskStack.GetTask(i);
if (task is CollisionRemeshTask vis)
{
var newMesh = vis.Finish();
collisionMesh.SetTriangles(newMesh.Triangles, submeshIndex, true, baseVertex);
submeshIndex++;
baseVertex += newMesh.Vertices.Count;
}
}
meshCollider.sharedMesh = collisionMesh;
}
/// <summary>
/// Pulls vertex data from the task stack and puts it into the procMesh.
/// </summary>
/// <param name="taskStack">The task stack to pull from.</param>
/// <param name="submeshCount">The number of submeshes being generated.</param>
/// <typeparam name="T">The type of task to look for.</typeparam>
private void GetVertexData <T>(RemeshTaskStack taskStack, out int submeshCount)
{
m_ProcMesh.Clear();
submeshCount = 0;
for (int i = 0; i < taskStack.TaskCount; i++)
{
var task = taskStack.GetTask(i);
if (task is T)
{
var newMesh = task.Finish();
m_ProcMesh.Vertices.AddRange(newMesh.Vertices);
m_ProcMesh.Normals.AddRange(newMesh.Normals);
m_ProcMesh.UVs.AddRange(newMesh.UVs);
submeshCount++;
}
}
}