/// <summary>
/// Copies mesh data from managed arrays into native ones.
/// </summary>
public static bool CopyManagedToNativeMeshData(ManagedMeshData managed, NativeMeshData native, DataFlags dataFlags)
{
var dataIsValid = true;
if (!managed.HasValidData())
{
dataIsValid = false;
Debug.LogError("Cannot copy data as the managed data is invalid");
}
if (!native.HasValidData())
{
Debug.LogError("Cannot copy data as the native data is invalid");
dataIsValid = false;
}
if (!dataIsValid)
{
return(false);
}
if ((dataFlags & DataFlags.Vertices) != 0)
{
managed.Vertices.MemCpy(native.VertexBuffer);
}
if ((dataFlags & DataFlags.Normals) != 0)
{
managed.Normals.MemCpy(native.NormalBuffer);
}
if ((dataFlags & DataFlags.MaskVertices) != 0)
{
managed.Vertices.MemCpy(native.MaskVertexBuffer);
}
if ((dataFlags & DataFlags.Tangents) != 0)
{
managed.Tangents.MemCpy(native.TangentBuffer);
}
if ((dataFlags & DataFlags.UVs) != 0)
{
managed.UVs.MemCpy(native.UVBuffer);
}
if ((dataFlags & DataFlags.Colors) != 0)
{
managed.Colors.MemCpy(native.ColorBuffer);
}
if ((dataFlags & DataFlags.Triangles) != 0)
{
managed.Triangles.MemCpy(native.IndexBuffer);
}
if ((dataFlags & DataFlags.Bounds) != 0)
{
native.Bounds[0] = managed.Bounds;
}
return(true);
}
public bool Initialize(GameObject targetObject)
{
if (Target == null)
{
Target = new MeshTarget();
}
if (!Target.Initialize(targetObject))
{
return(false);
}
// Store the original mesh and make a copy (stored in dynamicMesh).
// Assign the copy back to the filter so that this object has a unique mesh.
if (!initialized)
{
OriginalMesh = Target.GetMesh();
if (OriginalMesh == null)
{
return(false);
}
DynamicMesh = GameObject.Instantiate(Target.GetMesh());
}
// Since this has already been initialized, make a new mesh for the dynamic mesh to reference
// so that two Deformables aren't displaying and modifying the same mesh.
else if (OriginalMesh != null)
{
DynamicMesh = GameObject.Instantiate(OriginalMesh);
}
else
{
return(false);
}
// Tell the mesh filter to display the dynamic mesh.
Target.SetMesh(DynamicMesh);
// Mark the dynamic mesh as dynamic for a hypothetical performance boost.
// (I've heard this method doesn't do anything)
DynamicMesh.MarkDynamic();
Length = DynamicMesh.vertexCount;
// Store mesh information in managed data.
originalManaged = new ManagedMeshData(DynamicMesh);
dynamicManaged = new ManagedMeshData(DynamicMesh);
// Copy the managed data into native data.
OriginalNative = new NativeMeshData(originalManaged);
DynamicNative = new NativeMeshData(dynamicManaged);
initialized = true;
return(true);
}
public NativeMeshData(ManagedMeshData data, Allocator allocator = Allocator.Persistent)
{
VertexBuffer = new NativeArray <float3> (data.Vertices.Length, allocator, NativeArrayOptions.UninitializedMemory);
NormalBuffer = new NativeArray <float3> (data.Normals.Length, allocator, NativeArrayOptions.UninitializedMemory);
TangentBuffer = new NativeArray <float4> (data.Tangents.Length, allocator, NativeArrayOptions.UninitializedMemory);
UVBuffer = new NativeArray <float2> (data.UVs.Length, allocator, NativeArrayOptions.UninitializedMemory);
ColorBuffer = new NativeArray <float4> (data.Colors.Length, allocator, NativeArrayOptions.UninitializedMemory);
IndexBuffer = new NativeArray <int> (data.Triangles.Length, allocator, NativeArrayOptions.UninitializedMemory);
MaskVertexBuffer = new NativeArray <float3> (data.Vertices.Length, allocator, NativeArrayOptions.UninitializedMemory);
Bounds = new NativeArray <bounds> (1, allocator, NativeArrayOptions.UninitializedMemory);
DataUtils.CopyManagedToNativeMeshData(data, this, DataFlags.All);
}
/// <summary>
/// Copies mesh data from native arrays into managed ones.
/// </summary>
/// <param name="onlyEssentials">If true, only vertices, normals and bounds are copied. The mask data isn't copied because is only exists in native data.</param>
public static void CopyNativeDataToManagedData(ManagedMeshData managed, NativeMeshData native, DataFlags dataFlags)
{
var dataIsValid = true;
if (!managed.HasValidData())
{
dataIsValid = false;
Debug.LogError("Cannot copy data as the managed data is invalid");
}
if (!native.HasValidData())
{
Debug.LogError("Cannot copy data as the native data is invalid");
dataIsValid = false;
}
if (!dataIsValid)
{
return;
}
if ((dataFlags & DataFlags.Vertices) != 0)
{
native.VertexBuffer.MemCpy(managed.Vertices);
}
if ((dataFlags & DataFlags.Normals) != 0)
{
native.NormalBuffer.MemCpy(managed.Normals);
}
if ((dataFlags & DataFlags.Tangents) != 0)
{
native.TangentBuffer.MemCpy(managed.Tangents);
}
if ((dataFlags & DataFlags.UVs) != 0)
{
native.UVBuffer.MemCpy(managed.UVs);
}
if ((dataFlags & DataFlags.Colors) != 0)
{
native.ColorBuffer.MemCpy(managed.Colors);
}
if ((dataFlags & DataFlags.Triangles) != 0)
{
native.IndexBuffer.CopyTo(managed.Triangles);
}
if ((dataFlags & DataFlags.Bounds) != 0)
{
managed.Bounds = native.Bounds[0];
}
}
public static bool CopyManagedDataToMesh(ManagedMeshData from, Mesh to, DataFlags dataFlags)
{
if (!from.HasValidData())
{
Debug.LogError("Cannot copy data as some of it is invalid");
return(false);
}
if (to == null)
{
Debug.LogError("Cannot copy data to null mesh");
return(false);
}
// Send managed data to mesh.
if ((dataFlags & DataFlags.Vertices) != 0)
{
to.vertices = from.Vertices;
}
if ((dataFlags & DataFlags.Normals) != 0)
{
to.normals = from.Normals;
}
if ((dataFlags & DataFlags.Tangents) != 0)
{
to.tangents = from.Tangents;
}
if ((dataFlags & DataFlags.UVs) != 0)
{
to.uv = from.UVs;
}
if ((dataFlags & DataFlags.Colors) != 0)
{
to.colors = from.Colors;
}
if ((dataFlags & DataFlags.Triangles) != 0)
{
to.triangles = from.Triangles;
}
if ((dataFlags & DataFlags.Bounds) != 0)
{
to.bounds = from.Bounds;
}
return(true);
}
public static bool CopyToNativeData(this ManagedMeshData from, NativeMeshData to, DataFlags dataFlags) => CopyManagedToNativeMeshData(from, to, dataFlags);
public static bool CopyToMesh(ManagedMeshData from, Mesh to, DataFlags dataFlags) => CopyManagedDataToMesh(from, to, dataFlags);
public static bool CopyToManagedData(this NativeMeshData from, ManagedMeshData to, DataFlags dataFlags) => CopyNativeDataToManagedData(to, from, dataFlags);
public bool Initialize(GameObject targetObject)
{
if (Target == null)
{
Target = new MeshTarget();
}
if (!Target.Initialize(targetObject))
{
return(false);
}
// Store the original mesh and make a copy (stored in DynamicMesh).
// Assign the copy back to the filter so that this object has a unique mesh.
if (!initialized)
{
OriginalMesh = Target.GetMesh();
if (OriginalMesh == null)
{
return(false);
}
if (!OriginalMesh.isReadable)
{
Debug.LogError($"The mesh '{OriginalMesh.name}' must have read/write permissions enabled.", OriginalMesh);
return(false);
}
DynamicMesh = GameObject.Instantiate(Target.GetMesh());
}
// Since this has already been initialized, make a new mesh for the dynamic mesh to reference
// so that two Deformables aren't displaying and modifying the same mesh.
else if (OriginalMesh != null)
{
DynamicMesh = GameObject.Instantiate(OriginalMesh);
}
else if (DynamicMesh != null)
{
Debug.Log($"Original mesh is missing. Attempting to create one from dynamic mesh ({DynamicMesh.name}) and original managed mesh data.", targetObject);
OriginalMesh = GameObject.Instantiate(DynamicMesh);
try
{
OriginalMesh.vertices = originalManaged.Vertices;
OriginalMesh.normals = originalManaged.Normals;
OriginalMesh.tangents = originalManaged.Tangents;
OriginalMesh.uv = originalManaged.UVs;
OriginalMesh.colors = originalManaged.Colors;
OriginalMesh.triangles = originalManaged.Triangles;
OriginalMesh.bounds = originalManaged.Bounds;
}
catch (NullReferenceException)
{
Debug.LogError($"Attempted to recreate original mesh (from {DynamicMesh.name}), but the data was not valid. Please assign a new mesh.", targetObject);
return(false);
}
Debug.Log($"Original mesh was recreated from {DynamicMesh.name}. This is not ideal, but prevents stuff from breaking when an original mesh is deleted. The best solution is to find and reassign the original mesh.", targetObject);
}
else
{
return(false);
}
// Tell the mesh filter to display the dynamic mesh.
Target.SetMesh(DynamicMesh);
// Mark the dynamic mesh as dynamic for a hypothetical performance boost.
// (I've heard this method doesn't do anything)
DynamicMesh.MarkDynamic();
Length = DynamicMesh.vertexCount;
// Store mesh information in managed data.
originalManaged = new ManagedMeshData(DynamicMesh);
dynamicManaged = new ManagedMeshData(DynamicMesh);
// Copy the managed data into native data.
OriginalNative = new NativeMeshData(originalManaged);
DynamicNative = new NativeMeshData(dynamicManaged);
initialized = true;
return(true);
}
public bool Initialize(GameObject targetObject)
{
if (Target == null)
{
Target = new MeshTarget();
}
if (!Target.Initialize(targetObject))
{
return(false);
}
// Store the original mesh and make a copy (stored in DynamicMesh).
// Assign the copy back to the filter so that this object has a unique mesh.
if (!initialized)
{
OriginalMesh = Target.GetMesh();
if (OriginalMesh == null)
{
return(false);
}
if (!OriginalMesh.isReadable)
{
Debug.LogError($"The mesh '{OriginalMesh.name}' must have read/write permissions enabled.", OriginalMesh);
return(false);
}
DynamicMesh = GameObject.Instantiate(Target.GetMesh());
}
// Since this has already been initialized, make a new mesh for the dynamic mesh to reference
// so that two Deformables aren't displaying and modifying the same mesh.
else if (OriginalMesh != null)
{
DynamicMesh = GameObject.Instantiate(OriginalMesh);
}
else if (DynamicMesh != null)
{
Debug.Log($"Original mesh is missing. Recreating one from dynamic mesh (\"{DynamicMesh.name}\"). This is not ideal, but prevents stuff from breaking when an original mesh is deleted. The best solution is to find and reassign the original mesh.", targetObject);
OriginalMesh = GameObject.Instantiate(DynamicMesh);
return(false);
}
else
{
return(false);
}
// Tell the mesh filter to display the dynamic mesh.
Target.SetMesh(DynamicMesh);
// Mark the dynamic mesh as dynamic for a hypothetical performance boost.
// (I've heard this method doesn't do anything)
DynamicMesh.MarkDynamic();
Length = DynamicMesh.vertexCount;
// Store the native data.
OriginalNative = new NativeMeshData(DynamicMesh);
DynamicNative = new NativeMeshData(DynamicMesh);
#if !UNITY_2019_3_OR_NEWER
OriginalManaged = new ManagedMeshData(DynamicMesh);
DynamicManaged = new ManagedMeshData(DynamicMesh);
#endif
initialized = true;
return(true);
}
public void Initialize(Mesh mesh)
{
Data = new ManagedMeshData(mesh);
}
