public void Simplify(WMesh inputMesh, WMesh outputMesh, float quality)
{
var enableLogging = false;
int totalTriangleCount;
var sourceMesh = ToMeshDecimatorMesh(inputMesh, out totalTriangleCount);
int targetTriangleCount = Mathf.CeilToInt(totalTriangleCount * quality);
var algorithm = MeshDecimation.CreateAlgorithm(Algorithm.Default);
DecimationAlgorithm.StatusReportCallback statusCallback = (iteration, tris, currentTris, targetTris) =>
{
Debug.LogFormat("Iteration {0}: tris {1} current {2} target {3}", iteration, tris, currentTris, targetTris);
};
if (enableLogging)
{
algorithm.StatusReport += statusCallback;
}
var destMesh = MeshDecimation.DecimateMesh(algorithm, sourceMesh, targetTriangleCount);
if (enableLogging)
{
algorithm.StatusReport -= statusCallback;
}
FromMeshDecimatorMesh(destMesh, false, ref outputMesh);
}
public static WorkingMesh ToWorkingMesh(this Mesh mesh)
{
var wm = new WorkingMesh();
mesh.ApplyToWorkingMesh(wm);
return(wm);
}
IEnumerator Simplify(WorkingMesh inputMesh, WorkingMesh outputMesh, float quality)
{
Renderer renderer = null;
MonoBehaviourHelper.ExecuteOnMainThread(() =>
{
var go = EditorUtility.CreateGameObjectWithHideFlags("Temp", HideFlags.HideAndDontSave,
typeof(MeshRenderer), typeof(MeshFilter));
var mf = go.GetComponent <MeshFilter>();
var mesh = new Mesh();
inputMesh.ApplyToMesh(mesh);
mf.sharedMesh = mesh;
renderer = go.GetComponent <MeshRenderer>();
var material = new Material(Shader.Find("Standard"));
var sharedMaterials = new Material[mesh.subMeshCount];
for (int i = 0; i < mesh.subMeshCount; i++)
{
sharedMaterials[i] = material;
}
renderer.sharedMaterials = sharedMaterials;
renderer.enabled = false;
});
var settings = new InstaLODOptimizeSettings(quality);
settings.PercentTriangles = quality;
var nativeMeshSettings = new InstaLODNativeMeshOperationSettings(true);
nativeMeshSettings.hideSourceGameObjects = false;
while (InstaLODNative.currentMeshOperationState != null)
{
yield return(null);
}
MonoBehaviourHelper.ExecuteOnMainThread(() =>
{
EditorWindow.GetWindow <InstaLODToolkitWindow>(); // Necessary for background processing
InstaLODNative.Optimize(new List <Renderer>()
{
renderer
}, settings, nativeMeshSettings);
Selection.activeGameObject =
null; // Necessary to avoid errors from InstaLOD trying to add settings component to imported model
});
while (InstaLODNative.currentMeshOperationState != null)
{
yield return(null);
}
MonoBehaviourHelper.ExecuteOnMainThread(() =>
{
var mf = renderer.GetComponent <MeshFilter>();
mf.sharedMesh.ApplyToWorkingMesh(outputMesh);
UnityObject.DestroyImmediate(mf.gameObject);
});
}
public static WorkingMesh ToWorkingMesh(this Mesh mesh, Allocator allocator)
{
var bindposes = mesh.bindposes;
var wm = new WorkingMesh(allocator, mesh.vertexCount, mesh.GetTriangleCount(), mesh.subMeshCount, bindposes.Length);
mesh.ApplyToWorkingMesh(ref wm, bindposes);
return(wm);
}
static void GenerateMeshLOD(MeshLOD meshLOD, HashSet <int> preprocessMeshes)
{
// A NOP to make sure we have an instance before launching into threads that may need to execute on the main thread
MonoBehaviourHelper.ExecuteOnMainThread(() => { });
WorkingMesh inputMesh = null;
var inputMeshID = meshLOD.inputMesh.GetInstanceID();
if (!preprocessMeshes.Contains(inputMeshID))
{
inputMesh = meshLOD.inputMesh.ToWorkingMesh();
}
var meshSimplifier = (IMeshSimplifier)Activator.CreateInstance(meshLOD.meshSimplifierType);
var worker = new BackgroundWorker();
worker.DoWork += (sender, args) =>
{
// If this mesh is dependent on another mesh, then let it complete first
if (inputMesh == null)
{
while (preprocessMeshes.Contains(inputMeshID))
{
Thread.Sleep(100);
}
MonoBehaviourHelper.ExecuteOnMainThread(() => inputMesh = meshLOD.inputMesh.ToWorkingMesh());
}
var outputMesh = new WorkingMesh();
#if UNITY_2017_3_OR_NEWER
outputMesh.indexFormat = inputMesh.indexFormat;
#endif
meshSimplifier.Simplify(inputMesh, outputMesh, meshLOD.quality, () =>
{
var outMesh = meshLOD.outputMesh;
Debug.Log("Completed LOD " + outMesh.name);
outputMesh.name = outMesh.name;
outputMesh.ApplyToMesh(outMesh);
outMesh.RecalculateBounds();
var outputMeshID = outMesh.GetInstanceID();
if (preprocessMeshes.Remove(outputMeshID))
{
Debug.Log("Pre-process mesh complete: " + outputMeshID);
}
});;
};
worker.RunWorkerAsync();
}
// Taking bindposes optional parameter is ugly, but saves an additional array allocation if it was already
// accessed to get the length
public static void ApplyToWorkingMesh(this Mesh mesh, ref WorkingMesh wm, Matrix4x4[] bindposes = null)
{
wm.indexFormat = mesh.indexFormat;
wm.vertices = mesh.vertices;
wm.normals = mesh.normals;
wm.tangents = mesh.tangents;
wm.uv = mesh.uv;
wm.uv2 = mesh.uv2;
wm.uv3 = mesh.uv3;
wm.uv4 = mesh.uv4;
wm.colors = mesh.colors;
wm.boneWeights = mesh.boneWeights;
wm.bindposes = bindposes ?? mesh.bindposes;
wm.subMeshCount = mesh.subMeshCount;
for (int i = 0; i < mesh.subMeshCount; i++)
{
wm.SetTriangles(mesh.GetTriangles(i), i);
}
wm.name = mesh.name;
wm.bounds = mesh.bounds;
}
IEnumerator Simplify(Mesh inputMesh, Mesh outputMesh, float quality)
{
var meshSimplifier = new MeshSimplifier();
meshSimplifier.Vertices = inputMesh.vertices;
meshSimplifier.Normals = inputMesh.normals;
meshSimplifier.Tangents = inputMesh.tangents;
meshSimplifier.UV1 = inputMesh.uv;
meshSimplifier.UV2 = inputMesh.uv2;
meshSimplifier.UV3 = inputMesh.uv3;
meshSimplifier.UV4 = inputMesh.uv4;
meshSimplifier.Colors = inputMesh.colors;
var triangles = new int[inputMesh.subMeshCount][];
for (var submesh = 0; submesh < inputMesh.subMeshCount; submesh++)
{
triangles[submesh] = inputMesh.GetTriangles(submesh);
}
meshSimplifier.AddSubMeshTriangles(triangles);
meshSimplifier.SimplifyMesh(quality);
outputMesh.vertices = meshSimplifier.Vertices;
outputMesh.normals = meshSimplifier.Normals;
outputMesh.tangents = meshSimplifier.Tangents;
outputMesh.uv = meshSimplifier.UV1;
outputMesh.uv2 = meshSimplifier.UV2;
outputMesh.uv3 = meshSimplifier.UV3;
outputMesh.uv4 = meshSimplifier.UV4;
outputMesh.colors = meshSimplifier.Colors;
outputMesh.subMeshCount = meshSimplifier.SubMeshCount;
for (var submesh = 0; submesh < outputMesh.subMeshCount; submesh++)
{
outputMesh.SetTriangles(meshSimplifier.GetSubMeshTriangles(submesh), submesh);
}
yield break;
}
public static void ApplyToWorkingMesh(this Mesh mesh, WorkingMesh wm)
{
#if UNITY_2017_3_OR_NEWER
wm.indexFormat = mesh.indexFormat;
#endif
wm.vertices = mesh.vertices;
wm.normals = mesh.normals;
wm.tangents = mesh.tangents;
wm.uv = mesh.uv;
wm.uv2 = mesh.uv2;
wm.uv3 = mesh.uv3;
wm.uv4 = mesh.uv4;
wm.colors = mesh.colors;
wm.boneWeights = mesh.boneWeights;
wm.bindposes = mesh.bindposes;
wm.subMeshCount = mesh.subMeshCount;
for (int i = 0; i < mesh.subMeshCount; i++)
{
wm.SetTriangles(mesh.GetTriangles(i), i);
}
wm.name = mesh.name;
wm.bounds = mesh.bounds;
}
public JobHandle Generate()
{
// A NOP to make sure we have an instance before launching into threads that may need to execute on the main thread
MonoBehaviourHelper.ExecuteOnMainThread(() => { });
var job = default(T);
var inputMesh = InputMesh;
job.InputMesh = inputMesh.ToWorkingMesh(Allocator.Persistent);
job.Quality = Quality;
// Allocate a persistent working mesh for output, so that we can apply it after the job completes (i.e. memory
// allocated in a job is freed when the job completes)
var workingMesh = new WorkingMesh(Allocator.Persistent, inputMesh.vertexCount, inputMesh.GetTriangleCount(),
inputMesh.subMeshCount, inputMesh.blendShapeCount);
workingMesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
job.OutputMesh = workingMesh;
var jobHandle = job.Schedule();
MonoBehaviourHelper.StartCoroutine(UpdateMesh(jobHandle, job));
return(jobHandle);
}
public void Simplify(WorkingMesh inputMesh, WorkingMesh outputMesh, float quality)
{
var isMainThread = MonoBehaviourHelper.IsMainThread();
Renderer renderer = null;
UnityCloudJob job = null;
string jobName = null;
var assembly = typeof(SharedData).Assembly;
var cloudJobType = assembly.GetType("Simplygon.Cloud.Yoda.IntegrationClient.CloudJob");
var jobNameField = cloudJobType.GetField("name", BindingFlags.NonPublic | BindingFlags.Instance);
lock (executionLock)
{
const int kSimultaneousJobs = 4;
//var processSubscriptionRestrictionsType = assembly.GetType("Simplygon.Cloud.Yoda.Client.ProcessSubscriptionRestrictions23");
//var simultaneousJobsProperty = processSubscriptionRestrictionsType.GetProperty("SimultaneousJobs");
//var accountType = assembly.GetType("Simplygon.Cloud.Yoda.Client.User23");
//var processSubscriptionsRestrictionsProperty = accountType.GetProperty("ProcessSubscriptionRestrictions");
//var processSubscriptionRestrictions = processSubscriptionsRestrictionsProperty.GetValue(SharedData.Instance.Account, null);
//var simultaneousJobs = (int)simultaneousJobsProperty.GetValue(processSubscriptionRestrictions, null);
while (SharedData.Instance.GeneralManager.JobManager.ProcessingJobCount >= kSimultaneousJobs)
{
if (!isMainThread)
{
Thread.Sleep(1000);
}
}
MonoBehaviourHelper.ExecuteOnMainThread(() =>
{
var go = EditorUtility.CreateGameObjectWithHideFlags("Temp", HideFlags.HideAndDontSave, typeof(MeshRenderer), typeof(MeshFilter));
var mf = go.GetComponent <MeshFilter>();
var mesh = new Mesh();
inputMesh.ApplyToMesh(mesh);
mf.sharedMesh = mesh;
renderer = go.GetComponent <MeshRenderer>();
var material = new Material(Shader.Find("Standard"));
var sharedMaterials = new Material[mesh.subMeshCount];
for (int i = 0; i < mesh.subMeshCount; i++)
{
sharedMaterials[i] = material;
}
renderer.sharedMaterials = sharedMaterials;
renderer.enabled = false;
EditorWindow.GetWindow <Window>(); // Must be visible for background processing
SharedData.Instance.Settings.SetDownloadAssetsAutomatically(true);
var lodChainProperty = typeof(SharedData).GetProperty("LODChain");
var lodChainList = lodChainProperty.GetValue(SharedData.Instance, null) as IList;
var lodChain = lodChainList[0];
var processNodeType = assembly.GetType("Simplygon.SPL.v80.Node.ProcessNode");
var processorProperty = processNodeType.GetProperty("Processor");
var processor = processorProperty.GetValue(lodChain, null);
var reductionProcessorType = assembly.GetType("Simplygon.SPL.v80.Processor.ReductionProcessor");
var reductionSettingsProperty = reductionProcessorType.GetProperty("ReductionSettings");
var reductionSettingsType = assembly.GetType("Simplygon.SPL.v80.Settings.ReductionSettings");
var reductionSettings = reductionSettingsProperty.GetValue(processor, null);
var triangleRatioProperty = reductionSettingsType.GetProperty("TriangleRatio");
triangleRatioProperty.SetValue(reductionSettings, quality, null);
jobName = Path.GetRandomFileName().Replace(".", string.Empty);
var prefabList = PrefabUtilityEx.GetPrefabsForSelection(new List <GameObject>()
{
go
});
var generalManager = SharedData.Instance.GeneralManager;
generalManager.CreateJob(jobName, "myPriority", prefabList, () =>
{
foreach (var j in generalManager.JobManager.Jobs)
{
var name = (string)jobNameField.GetValue(j.CloudJob);
if (name == jobName)
{
job = j;
}
}
});
});
while (job == null)
{
if (!isMainThread)
{
Thread.Sleep(100);
}
}
}
while (string.IsNullOrEmpty(job.AssetDirectory))
{
if (!isMainThread)
{
Thread.Sleep(100);
}
}
MonoBehaviourHelper.ExecuteOnMainThread(() =>
{
var customDataType = assembly.GetType("Simplygon.Cloud.Yoda.IntegrationClient.CloudJob+CustomData");
var pendingFolderNameProperty = customDataType.GetProperty("UnityPendingLODFolderName");
var jobCustomDataProperty = cloudJobType.GetProperty("JobCustomData");
var jobCustomData = jobCustomDataProperty.GetValue(job.CloudJob, null);
var jobFolderName = pendingFolderNameProperty.GetValue(jobCustomData, null) as string;
var lodAssetDir = "Assets/LODs/" + job.AssetDirectory;
var mesh = AssetDatabase.LoadAssetAtPath <Mesh>(string.Format("{0}/{1}_LOD1.prefab", lodAssetDir, jobName));
mesh.ApplyToWorkingMesh(ref outputMesh);
//job.CloudJob.StateHandler.RequestJobDeletion();
AssetDatabaseEx.DeletePendingLODFolder(jobFolderName);
AssetDatabase.DeleteAsset(lodAssetDir);
UnityObject.DestroyImmediate(renderer.gameObject);
});
}
public void Simplify(WorkingMesh inputMesh, WorkingMesh outputMesh, float quality, Action completeAction)
{
SimplifierRunner.instance.EnqueueSimplification(Simplify(inputMesh, outputMesh, quality), completeAction);
}
static void FromMeshDecimatorMesh(DMesh mesh, bool recalculateNormals, ref WMesh destMesh)
{
if (recalculateNormals)
{
// If we recalculate the normals, we also recalculate the tangents
mesh.RecalculateNormals();
mesh.RecalculateTangents();
}
int subMeshCount = mesh.SubMeshCount;
var newNormals = FromVector3(mesh.Normals);
var newTangents = FromVector4(mesh.Tangents);
var newUV1 = FromVector2(mesh.UV1);
var newUV2 = FromVector2(mesh.UV2);
var newUV3 = FromVector2(mesh.UV3);
var newUV4 = FromVector2(mesh.UV4);
var newColors = FromColor(mesh.Colors);
//var newBoneWeights = FromSimplifyBoneWeights(mesh.BoneWeights);
//if (bindposes != null) newMesh.bindposes = bindposes;
destMesh.subMeshCount = subMeshCount;
destMesh.vertices = FromVector3d(mesh.Vertices);
if (newNormals != null)
{
destMesh.normals = newNormals;
}
if (newTangents != null)
{
destMesh.tangents = newTangents;
}
if (newUV1 != null)
{
destMesh.uv = newUV1;
}
if (newUV2 != null)
{
destMesh.uv2 = newUV2;
}
if (newUV3 != null)
{
destMesh.uv3 = newUV3;
}
if (newUV4 != null)
{
destMesh.uv4 = newUV4;
}
if (newColors != null)
{
destMesh.colors = newColors;
}
//if (newBoneWeights != null)
// newMesh.boneWeights = newBoneWeights;
for (int i = 0; i < subMeshCount; i++)
{
var subMeshIndices = mesh.GetIndices(i);
destMesh.SetTriangles(subMeshIndices, i);
}
destMesh.RecalculateBounds();
}
DMesh ToMeshDecimatorMesh(WMesh mesh, out int totalTriangleCount)
{
var vertices = ToVector3d(mesh.vertices);
int subMeshCount = mesh.subMeshCount;
var meshNormals = mesh.normals;
var meshTangents = mesh.tangents;
var meshUV1 = mesh.uv;
var meshUV2 = mesh.uv2;
var meshUV3 = mesh.uv3;
var meshUV4 = mesh.uv4;
var meshColors = mesh.colors;
//var meshBoneWeights = mesh.boneWeights;
//var meshBindposes = mesh.bindposes;
totalTriangleCount = 0;
var meshIndices = new int[subMeshCount][];
for (int i = 0; i < subMeshCount; i++)
{
meshIndices[i] = mesh.GetTriangles(i);
totalTriangleCount += meshIndices[i].Length / 3;
}
var dmesh = new DMesh(vertices, meshIndices);
if (meshNormals != null && meshNormals.Length > 0)
{
dmesh.Normals = ToVector3(meshNormals);
}
if (meshTangents != null && meshTangents.Length > 0)
{
dmesh.Tangents = ToVector4(meshTangents);
}
if (meshUV1 != null && meshUV1.Length > 0)
{
dmesh.UV1 = ToVector2(meshUV1);
}
if (meshUV2 != null && meshUV2.Length > 0)
{
dmesh.UV2 = ToVector2(meshUV2);
}
if (meshUV3 != null && meshUV3.Length > 0)
{
dmesh.UV3 = ToVector2(meshUV3);
}
if (meshUV4 != null && meshUV4.Length > 0)
{
dmesh.UV4 = ToVector2(meshUV4);
}
if (meshColors != null && meshColors.Length > 0)
{
dmesh.Colors = ToVector4(meshColors);
}
//if (meshBoneWeights != null && meshBoneWeights.Length > 0)
// dmesh.BoneWeights = ToSimplifyBoneWeights(meshBoneWeights);
return(dmesh);
}
IEnumerator Simplify(WorkingMesh inputMesh, WorkingMesh outputMesh, float quality)
{
Renderer renderer = null;
UnityCloudJob job = null;
string jobName = null;
var assembly = typeof(SharedData).Assembly;
var cloudJobType = assembly.GetType("Simplygon.Cloud.Yoda.IntegrationClient.CloudJob");
var jobNameField = cloudJobType.GetField("name", BindingFlags.NonPublic | BindingFlags.Instance);
MonoBehaviourHelper.ExecuteOnMainThread(() =>
{
var go = EditorUtility.CreateGameObjectWithHideFlags("Temp", HideFlags.HideAndDontSave,
typeof(MeshRenderer), typeof(MeshFilter));
var mf = go.GetComponent <MeshFilter>();
var mesh = new Mesh();
inputMesh.ApplyToMesh(mesh);
mf.sharedMesh = mesh;
renderer = go.GetComponent <MeshRenderer>();
var sharedMaterials = new Material[mesh.subMeshCount];
if (Directory.Exists(materialPath) == false)
{
Directory.CreateDirectory(materialPath);
}
//For submesh, we should create material asset.
//otherwise, simplygon will be combine uv of submesh.
for (int i = 0; i < mesh.subMeshCount; i++)
{
var material = new Material(Shader.Find("Standard"));
material.name = "Material " + i.ToString();
AssetDatabase.CreateAsset(material, materialPath + "/" + material.name);
sharedMaterials[i] = material;
}
renderer.sharedMaterials = sharedMaterials;
renderer.enabled = false;
EditorWindow.GetWindow <Window>(); // Must be visible for background processing
SharedData.Instance.Settings.SetDownloadAssetsAutomatically(true);
var lodChainProperty = typeof(SharedData).GetProperty("LODChain");
var lodChainList = lodChainProperty.GetValue(SharedData.Instance, null) as IList;
var lodChain = lodChainList[0];
var processNodeType = assembly.GetType("Simplygon.SPL.v80.Node.ProcessNode");
var processorProperty = processNodeType.GetProperty("Processor");
var processor = processorProperty.GetValue(lodChain, null);
var reductionProcessorType = assembly.GetType("Simplygon.SPL.v80.Processor.ReductionProcessor");
var reductionSettingsProperty = reductionProcessorType.GetProperty("ReductionSettings");
var reductionSettingsType = assembly.GetType("Simplygon.SPL.v80.Settings.ReductionSettings");
var reductionSettings = reductionSettingsProperty.GetValue(processor, null);
var triangleRatioProperty = reductionSettingsType.GetProperty("TriangleRatio");
triangleRatioProperty.SetValue(reductionSettings, quality, null);
jobName = Path.GetRandomFileName().Replace(".", string.Empty);
var prefabList = PrefabUtilityEx.GetPrefabsForSelection(new List <GameObject>()
{
go
});
var generalManager = SharedData.Instance.GeneralManager;
generalManager.CreateJob(jobName, "myPriority", prefabList, () =>
{
foreach (var j in generalManager.JobManager.Jobs)
{
var name = (string)jobNameField.GetValue(j.CloudJob);
if (name == jobName)
{
job = j;
}
}
});
});
while (job == null)
{
yield return(null);
}
while (string.IsNullOrEmpty(job.AssetDirectory))
{
yield return(null);
}
MonoBehaviourHelper.ExecuteOnMainThread(() =>
{
var customDataType = assembly.GetType("Simplygon.Cloud.Yoda.IntegrationClient.CloudJob+CustomData");
var pendingFolderNameProperty = customDataType.GetProperty("UnityPendingLODFolderName");
var jobCustomDataProperty = cloudJobType.GetProperty("JobCustomData");
var jobCustomData = jobCustomDataProperty.GetValue(job.CloudJob, null);
var jobFolderName = pendingFolderNameProperty.GetValue(jobCustomData, null) as string;
var lodAssetDir = lodPath + job.AssetDirectory;
var mesh = AssetDatabase.LoadAssetAtPath <Mesh>(string.Format("{0}/{1}_LOD1.prefab", lodAssetDir,
jobName));
mesh.ApplyToWorkingMesh(outputMesh);
//job.CloudJob.StateHandler.RequestJobDeletion();
AssetDatabaseEx.DeletePendingLODFolder(jobFolderName);
AssetDatabase.DeleteAsset(lodAssetDir);
AssetDatabase.DeleteAsset(materialPath);
UnityObject.DestroyImmediate(renderer.gameObject);
});
}
