public void UpdateMeshLight(NativeList <Color32> colors)
{
var c32L = Pools.c32.Get();
UnsafeCopy.CopyColors(colors, c32L);
filter.mesh.SetColors(c32L);
Pools.c32.Return(c32L);
}
// updates and returns nativeLists back to pools
public static void UpdateMeshFilter(MeshFilter filter, NativeList <Vector3> vertices, NativeList <Vector3> normals, NativeList <Vector3> uvs, NativeList <Vector3> uv2s, NativeList <Color32> colors, NativeList <int> triangles)
{
filter.mesh.Clear();
if (triangles.Length < ushort.MaxValue)
{
filter.mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt16;
}
else
{
filter.mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
}
// old bad allocaty way
//filter.mesh.vertices = vertices.ToArray();
//filter.mesh.SetUVs(0, new List<Vector3>(uvs.ToArray()));
//filter.mesh.SetUVs(1, new List<Vector3>(uv2s.ToArray()));
//filter.mesh.colors32 = colors.ToArray();
//filter.mesh.triangles = triangles.ToArray();
var vertL = Pools.v3.Get();
var normL = Pools.v3.Get();
var uvL = Pools.v3.Get();
var uv2L = Pools.v3.Get();
var colorL = Pools.c32.Get();
var intL = Pools.i.Get();
UnsafeCopy.CopyVectors(vertices, vertL);
UnsafeCopy.CopyVectors(normals, normL);
UnsafeCopy.CopyVectors(uvs, uvL);
UnsafeCopy.CopyVectors(uv2s, uv2L);
UnsafeCopy.CopyColors(colors, colorL);
UnsafeCopy.CopyIntegers(triangles, intL);
filter.mesh.SetVertices(vertL);
filter.mesh.SetNormals(normL);
filter.mesh.SetUVs(0, uvL);
filter.mesh.SetUVs(1, uv2L);
filter.mesh.SetColors(colorL);
filter.mesh.SetTriangles(intL, 0);
Pools.v3.Return(vertL);
Pools.v3.Return(normL);
Pools.v3.Return(uvL);
Pools.v3.Return(uv2L);
Pools.c32.Return(colorL);
Pools.i.Return(intL);
// and then return the native lists too
Pools.v3N.Return(vertices);
Pools.v3N.Return(normals);
Pools.v3N.Return(uvs);
Pools.v3N.Return(uv2s);
Pools.c32N.Return(colors);
Pools.intN.Return(triangles);
}