public static GameObject CreateMeshInstance(MeshInstanceData meshInstanceData)
{
Debug.LogFormat("Mesh Instance - Token:{0}, Name:{1} Parent:{2}, Mesh:{3}", meshInstanceData.entityToken, meshInstanceData.displayName, meshInstanceData.entityParentToken, meshInstanceData.originalMesh);
var transform = MarshalData.GetXFormFromUnmanagedArray(meshInstanceData.xform);
// Find mesh prefab
Object meshPrefabObj = PackageMapper.GetObjectFromToken(meshInstanceData.originalMesh);
// Create a new game object
GameObject meshInst = Object.Instantiate(meshPrefabObj as GameObject);
// Remove the "(Clone)" string from name that Unity automatically adds when instantiating
// and apply the actual display name of the instance
meshInst.name = meshInstanceData.displayName;
// Find instance parent
Object parentObj = PackageMapper.GetObjectFromToken(meshInstanceData.entityParentToken);
SceneTransmissionProtocolUtilities.UpdateObjectHierarchy(meshInst, parentObj as GameObject, transform);
// Add token store
PackageMapper.AddUniqueTokenStore(meshInst, meshInstanceData.entityToken);
return(meshInst);
}
public static void ParseMaterialDefinitionData(MaterialDefinitionData materialDefinitionData)
{
// Check if the object already exists in the package mapper
if (PackageMapper.TokenExistsInCache(materialDefinitionData.entityToken))
{
// If object exists skip update
// TODO: At some point decide how we handle material updates.
// Important note to consider is that we will be adding already existing
// materials in Unity that STP didn't create to the material map and how to handle those updates.
Debug.LogWarning("Material Definition Update not supported yet! Discarding material data!!");
return;
}
else
{
// Create a new GameObject in the hierarchy
Object newMaterial = MaterialDefinitionHandler.CreateMaterial(materialDefinitionData);
if (newMaterial)
{
PackageMapper.MapTokenToObject(materialDefinitionData.entityToken, newMaterial);
// If a new material has been created go through the stored list of meshes
// to see if we can create a new one with this material available
IterateMeshStore();
}
}
}
/// <summary>
/// Dependency check
/// Checks if all of the dependencies of the mesh are available in Unity
/// </summary>
public static bool DependencyCheck(MaterialDefinitionData materialDefinitionData)
{
// Check if we have textures available
var currentReadPtr = materialDefinitionData.parameters;
var parameterDataSize = System.Runtime.InteropServices.Marshal.SizeOf(typeof(MaterialDefinitionParameterData));
for (var i = 0; i < materialDefinitionData.parameterCount; ++i)
{
// Marshal parameter data
MaterialDefinitionParameterData parameterData = (MaterialDefinitionParameterData)System.Runtime.InteropServices.Marshal.PtrToStructure(currentReadPtr, typeof(MaterialDefinitionParameterData));
currentReadPtr = MarshalData.AddToIntPtr(currentReadPtr, parameterDataSize);
// Get the parameter type
ParamType type = (ParamType)parameterData.type;
if (type == ParamType.Texture)
{
// Check if we have a texture ready for this material definition
if (!PackageMapper.GetTexture2DFromToken(parameterData.textureToken))
{
// TODO: messages slow down the recieve mechanism and spam the log
//Debug.LogWarningFormat("Texture '{0}' for '{1}' material has not yet been created!",
// parameterData.textureToken,
// materialDefinitionData.entityToken);
return(false);
}
}
}
return(true);
}
/// <summary>
/// Get mesh materials
/// Function checks for mesh materials by unique tokens and adds them to a list.
/// </summary>
private static Material[] GetMeshMaterials(int numFacesets, StringCollection materialNames, string entityToken)
{
// specify how to render it, one material per faceset
var materials = new Material[numFacesets];
for (var i = 0; i < numFacesets; ++i)
{
Material material = null;
if (!System.String.IsNullOrEmpty(materialNames[i]))
{
material = PackageMapper.GetMaterialFromToken(materialNames[i]);
if (!material)
{
throw new System.Exception(
System.String.Format("Material '{0}' for '{1}' has not yet been created!",
materialNames[i],
entityToken));
}
}
else
{
material = DefaultAssets.DiffuseMaterial;
}
materials[i] = material;
}
return(materials);
}
public static GameObject CreateCamera(CameraData cameraData)
{
CameraProjectionType camType = (CameraProjectionType)cameraData.type;
Debug.LogFormat("Camera - Token:{0}, Name:{1}, Projection Type:{2}, VerticalFov:{3}, AspectRatio:{4}, HorizontalMag:{5}, NearClip:{6}, FarClip:{7}", cameraData.entityToken, cameraData.displayName, camType, cameraData.verticalFov, cameraData.aspectRatio, cameraData.horizontalMag, cameraData.nearClip, cameraData.farClip);
// Get transformation data
var transform = MarshalData.GetXFormFromUnmanagedArray(cameraData.xform);
// Create a new game object
GameObject cameraInst = new GameObject(cameraData.displayName);
// Set transformation
SceneTransmissionProtocolUtilities.UpdateObjectHierarchy(cameraInst, null, transform);
// Add camera component
Camera camera = cameraInst.AddComponent <Camera>();
SetCameraData(camera, cameraData);
// Add token store
PackageMapper.AddUniqueTokenStore(cameraInst, cameraData.entityToken);
return(cameraInst);
}
private static void StopClient()
{
Debug.Log("Foundry Bridge: Stopping client thread");
stpUnityStopClient();
// Stopping client clears package maps
PackageMapper.ClearTokenMaps();
}
public static void UpdateTexture(TextureData textureData)
{
ImgFormat imgFormat = (ImgFormat)textureData.imgFormat;
Debug.LogFormat("Texture Update - Token:{0}, {1} width {2} height {3} image type", textureData.entityToken, textureData.width, textureData.height, imgFormat);
Texture2D texture = PackageMapper.GetTexture2DFromToken(textureData.entityToken);
UpdateTextureData(texture, textureData, imgFormat);
}
CreateSimpleMeshAsset(
string entityToken,
string parentToken,
string displayName,
int numFacesets,
StringCollection materialNames,
Mesh mesh)
{
Material[] materials = GetMeshMaterials(numFacesets, materialNames, entityToken);
// Add mesh name
mesh.name = displayName;
// Create asset folders if they are non existant
PackageMapper.CreateAssetFolders(MeshHandler.assetPath);
GameObject meshPrefab = new GameObject();
meshPrefab.AddComponent <MeshFilter>();
var meshRenderer = meshPrefab.AddComponent <MeshRenderer>();
meshRenderer.materials = materials;
var meshTokenComp = meshPrefab.AddComponent <FoundryUniqueToken>();
meshTokenComp.uniqueToken = entityToken;
// Create the mesh asset prefab
var localPath = System.String.Format("{0}/{1}/{2}", PackageMapper.rootPath, MeshHandler.assetPath, displayName);
string prefabPath;
PackageMapper.GenUniquePrefabAssetPath(localPath, out prefabPath);
#if UNITY_2018_3_OR_NEWER
GameObject prefab = PrefabUtility.SaveAsPrefabAsset(meshPrefab, prefabPath);
#else
GameObject prefab = PrefabUtility.CreatePrefab(prefabPath, meshPrefab);
#endif
// Add the mesh object to the prefab
AssetDatabase.AddObjectToAsset(mesh, prefab);
// Need to add mesh after being added to the asset or it will disappear in the prefab
prefab.GetComponent <MeshFilter>().mesh = mesh;
AssetDatabase.SaveAssets();
// Remove game object that's used for creating a prefab from scene hierarchy
Object.DestroyImmediate(meshPrefab);
// Map the mesh prefab to unique token
PackageMapper.MapTokenToObject(entityToken, prefab);
PackageMapper.MapMeshToPrefab(mesh, prefab);
return(true);
}
public static Object CreateTexture(TextureData textureData)
{
ImgFormat imgFormat = (ImgFormat)textureData.imgFormat;
TextureFormat texFormat = GetTextureFormat(imgFormat, textureData.entityToken);
Debug.LogFormat("Texture - Token:{0}, {1} width {2} height {3} image type", textureData.entityToken, textureData.width, textureData.height, imgFormat);
// Create a new Unity texture
Texture2D newTexture = new Texture2D(textureData.width, textureData.height, texFormat, true);
UpdateTextureData(newTexture, textureData, imgFormat);
// Create texture folders if they don't exist
PackageMapper.CreateAssetFolders(TextureHandler.assetPath);
// Generate a unique texture name
string texturePath = Application.dataPath + "/" + TextureHandler.assetPath;
string uniqueTextureName;
GenUniqueTextureAssetName(texturePath, textureData.displayName, out uniqueTextureName);
// Set the unique texture name as the display name
newTexture.name = uniqueTextureName;
// Create a GameObject prefab object and use it as a database item of STP used textures
GameObject texturePrefab = new GameObject(textureData.displayName);
// Add Foundry unique token storage component, store unique texture token
var tokenStorage = texturePrefab.AddComponent <FoundryUniqueToken>();
tokenStorage.uniqueToken = textureData.entityToken;
// Create the prefab asset
var localPrefabPath = System.String.Format("{0}/{1}/{2}", PackageMapper.rootPath, TextureHandler.assetPath, uniqueTextureName);
string prefabPath;
PackageMapper.GenUniquePrefabAssetPath(localPrefabPath, out prefabPath);
#if UNITY_2018_3_OR_NEWER
Object prefabAsset = PrefabUtility.SaveAsPrefabAsset(texturePrefab, prefabPath);
#else
Object prefabAsset = PrefabUtility.CreatePrefab(prefabPath, texturePrefab);
#endif
AssetDatabase.AddObjectToAsset(newTexture, prefabAsset);
AssetDatabase.SaveAssets();
// Remove game object that's used for creating a prefab from scene hierarchy
Object.DestroyImmediate(texturePrefab);
return(prefabAsset);
}
static void Update()
{
if (startup)
{
AssociateManagedDelegatesWithNativePlugin();
DefaultAssets.Instance.Create();
startup = false;
// Added the regenerate object maps on startup due to
// Unity recompilation ( reimport and code change ) of scrips losing map data
PackageMapper.RegenerateTokenToObjectMaps();
}
stpUnityIdleUpdate();
}
private static void PushMesh(GameObject obj)
{
// Get the mesh from object
Mesh mesh = obj.GetComponent <MeshFilter>().sharedMesh;
// Get the prefab and extract material data and get or generate a mesh token
var prefab = PackageMapper.GetPrefabFromMesh(mesh);
string uniqueToken;
if (!prefab)
{
// Create unique mesh token
uniqueToken = GenerateMeshToken(mesh);
}
else
{
// Grab existing token or generate a new one
uniqueToken = GetTokenFromStorage(prefab);
if (System.String.IsNullOrEmpty(uniqueToken))
{
uniqueToken = GenerateMeshToken(mesh);
}
}
// Gather material unique tokens
List <string> materialTokens = new List <string>();
var meshRenderer = obj.GetComponent <MeshRenderer>();
if (meshRenderer)
{
for (var i = 0; i < meshRenderer.sharedMaterials.Length; i++)
{
var materialPrefab = PackageMapper.GetPrefabFromMaterial(meshRenderer.sharedMaterials[i]);
var tokenStore = materialPrefab.GetComponent <FoundryUniqueToken>();
if (tokenStore && !System.String.IsNullOrEmpty(tokenStore.uniqueToken))
{
materialTokens.Add(tokenStore.uniqueToken);
}
else
{
materialTokens.Add("");
}
}
}
// Send the mesh package to the server
MeshHandler.CreateAndSendMeshRequest(mesh, materialTokens, uniqueToken);
}
private static void StartClient()
{
if (stpUnityIsClientRunning())
{
Debug.LogWarning("Client already running!");
return;
}
ClientOptions.Instance.broadcast();
PackageMapper.RegenerateTokenToObjectMaps();
Debug.Log("Foundry Bridge: Starting client thread");
stpUnityStartClient();
}
/// <summary>
/// CreateNonSTPMaterialPrefab
/// Create a prefab for materials not created by STP to store token information
/// and connect the token to the material
/// </summary>
public static GameObject CreateNonSTPMaterialPrefab(Material material)
{
// Create material default STP folders if they don't exist
PackageMapper.CreateAssetFolders(MaterialDefinitionHandler.assetPath);
// Generate a unique material name
string materialPath = Application.dataPath + "/" + MaterialDefinitionHandler.assetPath;
string uniqueMaterialName;
GenUniqueMaterialAssetName(materialPath, material.name, out uniqueMaterialName);
// Create a GameObject prefab object and use it as a database item of STP used materials
GameObject materialPrefab = new GameObject(uniqueMaterialName);
// Add Foundry unique token storage component, store unique material token
var tokenStorage = materialPrefab.AddComponent <FoundryUniqueToken>();
tokenStorage.uniqueToken = ExportUtilities.GenerateMaterialToken(material);
// Add Foundry material storage component, store non STP material
var materialStorage = materialPrefab.AddComponent <FoundryMaterialStore>();
materialStorage.material = material;
// Create the prefab asset
var localPrefabPath = System.String.Format("{0}/{1}/{2}", PackageMapper.rootPath, MaterialDefinitionHandler.assetPath, uniqueMaterialName);
string prefabPath;
PackageMapper.GenUniquePrefabAssetPath(localPrefabPath, out prefabPath);
#if UNITY_2018_3_OR_NEWER
Object prefabAsset = PrefabUtility.SaveAsPrefabAsset(materialPrefab, prefabPath);
#else
Object prefabAsset = PrefabUtility.CreatePrefab(prefabPath, materialPrefab);
#endif
// Add the prefab object to package mapper
PackageMapper.AddUniqueTokenStore(prefabAsset as GameObject, tokenStorage.uniqueToken);
PackageMapper.MapMaterialToPrefab(material, prefabAsset);
AssetDatabase.SaveAssets();
// Remove game object that's used for creating a prefab from scene hierarchy
Object.DestroyImmediate(materialPrefab);
return(prefabAsset as GameObject);
}
public static string GenerateMaterialToken(Material material)
{
// If it doesn't exist generate a new one
string uniqueMaterialToken;
var scene = SceneManager.GetActiveScene();
uniqueMaterialToken = "/";
uniqueMaterialToken += (System.String.IsNullOrEmpty(scene.name)) ? "Untitled" : scene.name;
uniqueMaterialToken += "/materials/";
uniqueMaterialToken += material.name;
if (PackageMapper.TokenExistsInCache(uniqueMaterialToken))
{
appendUniqueSuffix(ref uniqueMaterialToken);
}
return(uniqueMaterialToken);
}
public static bool UpdateMeshInstance(MeshInstanceData meshInstanceData)
{
Debug.LogFormat("Mesh Instance Update - Token:{0}, Parent:{1}, Mesh:{2}", meshInstanceData.entityToken, meshInstanceData.entityParentToken, meshInstanceData.originalMesh);
Object meshInstObj = PackageMapper.GetObjectFromToken(meshInstanceData.entityToken);
var meshInst = meshInstObj as GameObject;
var transform = MarshalData.GetXFormFromUnmanagedArray(meshInstanceData.xform);
// Update the transformation of the item, ignore hierarchy updates for now
// TODO: Work on hierarchy control systems
Transform parentTrs = meshInst.transform.parent;
GameObject parent = null;
if (parentTrs)
{
parent = parentTrs.gameObject;
}
SceneTransmissionProtocolUtilities.UpdateObjectHierarchy(meshInst, parent, transform);
// Update mesh filter
Mesh mesh = PackageMapper.GetMeshFromToken(meshInstanceData.originalMesh);
var meshFilter = meshInst.GetComponent <MeshFilter>();
if (meshFilter)
{
meshFilter.sharedMesh = mesh;
}
// Update mesh renderer
GameObject meshPrefab = PackageMapper.GetObjectFromToken(meshInstanceData.originalMesh) as GameObject;
var meshRenderer = meshPrefab.GetComponent <MeshRenderer>();
var meshInstRenderer = meshInst.GetComponent <MeshRenderer>();
if (meshRenderer && meshInstRenderer)
{
meshInstRenderer.sharedMaterials = meshRenderer.sharedMaterials;
}
return(true);
}
private static void ParseCameraData(CameraData cameraData)
{
// Check if the camera already exists in the package mapper
if (PackageMapper.TokenExistsInCache(cameraData.entityToken))
{
// If mesh exists try to update it
CameraHandler.UpdateCamera(cameraData);
}
else
{
// Create a new camera object in Unity
var cameraInst = CameraHandler.CreateCamera(cameraData);
if (cameraInst)
{
PackageMapper.MapTokenToObject(cameraData.entityToken, cameraInst);
}
}
}
private static void appendUniqueSuffix(ref string token)
{
string tokenStore;
tokenStore = token;
int suffixNum = 1;
bool exists = true;
while (exists)
{
tokenStore = token;
tokenStore += "_";
tokenStore += suffixNum;
suffixNum++;
exists = PackageMapper.TokenExistsInCache(tokenStore);
}
token = tokenStore;
}
public static bool DependencyCheck(MeshInstanceData meshInstanceData)
{
if (!PackageMapper.TokenExistsInCache(meshInstanceData.originalMesh))
{
// TODO: messages slow down the recieve mechanism and spam the log
//Debug.LogWarningFormat("Mesh Instance '{0}' Dependancy failed! Missing mesh item {1}!", meshInstanceData.entityToken, meshInstanceData.originalMesh);
return(false);
}
if (!System.String.IsNullOrEmpty(meshInstanceData.entityParentToken))
{
if (!PackageMapper.TokenExistsInCache(meshInstanceData.entityParentToken))
{
// TODO: messages slow down the recieve mechanism and spam the log
//Debug.LogWarningFormat("Mesh Instance '{0}' Dependancy failed! Missing parent item {1}!", meshInstanceData.entityToken, meshInstanceData.entityParentToken);
return(false);
}
}
return(true);
}
private static void ParseMeshInstanceData(MeshInstanceData meshInstData, out bool newItemCreated)
{
newItemCreated = false;
// Check if the object already exists in the package mapper
if (PackageMapper.TokenExistsInCache(meshInstData.entityToken))
{
// If object exists try to update it
MeshInstanceHandler.UpdateMeshInstance(meshInstData);
}
else
{
// Create a new GameObject in the hierarchy
GameObject meshInst = MeshInstanceHandler.CreateMeshInstance(meshInstData);
if (meshInst)
{
PackageMapper.MapTokenToObject(meshInstData.entityToken, meshInst);
newItemCreated = true;
}
}
}
/// <summary>
/// Dependency check
/// Checks if all of the dependencies of the mesh are available in Unity
/// </summary>
public static bool DependencyCheck(ManagedMeshData meshData, string entityToken)
{
// Check if we have materials available
for (var i = 0; i < meshData.facesetNum; ++i)
{
if (!System.String.IsNullOrEmpty(meshData.materials[i]))
{
// Check if we have a material instance or material definition ready for this mesh
if (!PackageMapper.GetMaterialFromToken(meshData.materials[i]))
{
// TODO: messages slow down the recieve mechanism and spam the log
//Debug.LogWarningFormat("Material '{0}' for '{1}' has not yet been created!",
// meshData.materials[i],
// entityToken);
return(false);
}
}
}
return(true);
}
private static void PushMeshInstance(GameObject obj)
{
// Get the mesh from object
Mesh mesh = obj.GetComponent <MeshFilter>().sharedMesh;
// Get the prefab and extract material data and get or generate a mesh token
var prefab = PackageMapper.GetPrefabFromMesh(mesh);
// Get or generate unique mesh token
string meshToken;
if (!prefab)
{
// Create unique mesh token
meshToken = GenerateMeshToken(mesh);
}
else
{
// Grab existing token or generate a new one
meshToken = GetTokenFromStorage(prefab);
if (System.String.IsNullOrEmpty(meshToken))
{
meshToken = GenerateMeshToken(mesh);
}
}
// Grab existing instance token or generate a new one
string instanceToken = GetTokenFromStorage(obj);
if (System.String.IsNullOrEmpty(instanceToken))
{
// Create unique instance token
instanceToken = GenerateMeshInstanceToken(obj);
}
// Send the mesh instance package to the server
MeshInstanceHandler.CreateAndSendMeshInstanceRequest(obj, instanceToken, meshToken, "");
}
public static bool UpdateCamera(CameraData cameraData)
{
CameraProjectionType camType = (CameraProjectionType)cameraData.type;
Debug.LogFormat("Camera Update - Token:{0}, Name:{1}, Projection Type:{2}, VerticalFov:{3}, AspectRatio:{4}, HorizontalMag:{5}, NearClip:{6}, FarClip:{7}", cameraData.entityToken, cameraData.displayName, camType, cameraData.verticalFov, cameraData.aspectRatio, cameraData.horizontalMag, cameraData.nearClip, cameraData.farClip);
// Get transformation data
var transform = MarshalData.GetXFormFromUnmanagedArray(cameraData.xform);
// Get camera game object
GameObject cameraInst = PackageMapper.GetObjectFromToken(cameraData.entityToken) as GameObject;
if (cameraInst)
{
// Set transformation
SceneTransmissionProtocolUtilities.UpdateObjectHierarchy(cameraInst, null, transform);
// Get camera component
Camera camera = cameraInst.GetComponent <Camera>();
if (camera)
{
SetCameraData(camera, cameraData);
}
else
{
Debug.LogErrorFormat("Camera Update error! Camera component not found! Token:{0}");
return(false);
}
}
else
{
Debug.LogErrorFormat("Camera Update error! Camera game object not found! Token:{0}");
return(false);
}
return(true);
}
private static void ParseMeshData(MeshData meshData, ManagedMeshData managedMeshData)
{
// Check if the mesh already exists in the package mapper
if (PackageMapper.TokenExistsInCache(meshData.entityToken))
{
// If mesh exists try to update it
MeshHandler.UpdateMesh(meshData, managedMeshData);
}
else
{
// Create a new mesh object in Unity
MeshHandler.CreateMesh(meshData, managedMeshData);
// This loop starts over if we created a parent and a child is waiting in the store
bool newItemCreated = true;
while (newItemCreated)
{
// Iterate through mesh instance store and try to create or update
// mesh instances that this mesh is a dependent of
IterateMeshInstanceStore(out newItemCreated);
}
}
}
private static bool PushMaterial(Material material)
{
var materialPrefab = PackageMapper.GetPrefabFromMaterial(material);
// If material prefab doesn't exist it means this material is new to STP and we need
// to add it to the database and generate a prefab for it
if (!materialPrefab)
{
materialPrefab = MaterialDefinitionHandler.CreateNonSTPMaterialPrefab(material);
}
var tokenStore = materialPrefab.GetComponent <FoundryUniqueToken>();
// If the token store is non existant bail out
if (!tokenStore || System.String.IsNullOrEmpty(tokenStore.uniqueToken))
{
Debug.LogWarningFormat("Material '{0}' push failed! No available unique token!", material.name);
return(false);
}
MaterialDefinitionHandler.CreateAndSendMaterialDefinitionRequest(material, tokenStore.uniqueToken);
return(true);
}
public static void ParseTextureData(TextureData textureData)
{
// Check if the object already exists in the package mapper
if (PackageMapper.TokenExistsInCache(textureData.entityToken))
{
// If object exists try to update it
TextureHandler.UpdateTexture(textureData);
}
else
{
// Create a new GameObject in the hierarchy
Object texture = TextureHandler.CreateTexture(textureData);
if (texture)
{
PackageMapper.MapTokenToObject(textureData.entityToken, texture);
// Iterate through material store and try to create or update
// materials that this texture is a dependent of
IterateMaterialDefinitionStore();
}
}
}
private static string GenerateMeshInstanceToken(GameObject obj)
{
// If it doesn't exist generate a new one
string uniqueMeshInstanceToken;
var scene = SceneManager.GetActiveScene();
uniqueMeshInstanceToken = "/";
uniqueMeshInstanceToken += (System.String.IsNullOrEmpty(scene.name)) ? "Untitled" : scene.name;
uniqueMeshInstanceToken += "/instances/";
uniqueMeshInstanceToken += obj.name;
uniqueMeshInstanceToken += "_inst";
if (PackageMapper.TokenExistsInCache(uniqueMeshInstanceToken))
{
appendUniqueSuffix(ref uniqueMeshInstanceToken);
}
// Add unique token store to the GameObject and add the token to the mapper
// so we can reuse and update the mesh instance with STP
PackageMapper.AddUniqueTokenStore(obj, uniqueMeshInstanceToken);
PackageMapper.MapTokenToObject(uniqueMeshInstanceToken, obj);
return(uniqueMeshInstanceToken);
}
public static Object CreateMaterial(MaterialDefinitionData materialDefinitionData)
{
ShaderModel shaderModel = (ShaderModel)materialDefinitionData.shaderModel;
BlendMode blendMode = (BlendMode)materialDefinitionData.blendMode;
Debug.LogFormat("Material Definition - Token:{0} Display Name:{1}, {2} shader model {3} blend mode {4} parameter count", materialDefinitionData.entityToken, materialDefinitionData.displayName, shaderModel, blendMode, materialDefinitionData.parameterCount);
// Create a new Unity material with "Standard" Unity shader
// Shader string names are assumed to use the Unity Standard shader code
Material newMaterial = new Material(Shader.Find("Standard"));
// Set blend mode options
switch (blendMode)
{
case BlendMode.ModeUnknown:
case BlendMode.Opaque:
// Default blend mode, skip modification
break;
case BlendMode.Translucent:
// Code taken from https://answers.unity.com/questions/1004666/change-material-rendering-mode-in-runtime.html
// Changes what options are available in Unity shader GUI
newMaterial.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
newMaterial.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusSrcAlpha);
newMaterial.SetInt("_ZWrite", 0);
newMaterial.DisableKeyword("_ALPHATEST_ON");
newMaterial.DisableKeyword("_ALPHABLEND_ON");
newMaterial.EnableKeyword("_ALPHAPREMULTIPLY_ON");
newMaterial.renderQueue = 3000;
break;
}
var currentReadPtr = materialDefinitionData.parameters;
var parameterDataSize = System.Runtime.InteropServices.Marshal.SizeOf(typeof(MaterialDefinitionParameterData));
for (var i = 0; i < materialDefinitionData.parameterCount; ++i)
{
// Marshal parameter data
MaterialDefinitionParameterData parameterData = (MaterialDefinitionParameterData)System.Runtime.InteropServices.Marshal.PtrToStructure(currentReadPtr, typeof(MaterialDefinitionParameterData));
currentReadPtr = MarshalData.AddToIntPtr(currentReadPtr, parameterDataSize);
// Get the parameter type
ParamType type = (ParamType)parameterData.type;
Debug.LogFormat("Material Parameter - Name:{0} Type:{1} Target:{2}, {3} texture token", parameterData.name, type, parameterData.target, parameterData.textureToken);
// Get the right shader input and connect parameter data
string shaderStringTarget;
Vector4 vect;
int offset = 0;
switch (type)
{
case ParamType.Float:
shaderStringTarget = FindScalarInput(parameterData.target);
if (System.String.IsNullOrEmpty(shaderStringTarget))
{
break;
}
newMaterial.SetFloat(shaderStringTarget, MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset));
break;
case ParamType.Float2:
shaderStringTarget = FindVectorInput(parameterData.target);
if (System.String.IsNullOrEmpty(shaderStringTarget))
{
break;
}
vect.x = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
offset += MarshalData.sizeOfInt;
vect.y = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
vect.z = 0.0f;
vect.w = 0.0f;
newMaterial.SetVector(shaderStringTarget, vect);
break;
case ParamType.Float3:
shaderStringTarget = FindVectorInput(parameterData.target);
if (System.String.IsNullOrEmpty(shaderStringTarget))
{
break;
}
vect.x = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
offset += MarshalData.sizeOfInt;
vect.y = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
offset += MarshalData.sizeOfInt;
vect.z = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
vect.w = 0.0f;
newMaterial.SetVector(shaderStringTarget, vect);
break;
case ParamType.Float4:
case ParamType.RGBA8:
shaderStringTarget = FindVectorInput(parameterData.target);
if (System.String.IsNullOrEmpty(shaderStringTarget))
{
break;
}
vect.x = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
offset += MarshalData.sizeOfInt;
vect.y = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
offset += MarshalData.sizeOfInt;
vect.z = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
offset += MarshalData.sizeOfInt;
vect.w = MarshalData.GetFloatFromUnmanagedArray(parameterData.floatData, offset);
newMaterial.SetVector(shaderStringTarget, vect);
break;
case ParamType.Texture:
shaderStringTarget = FindTextureInput(parameterData.target);
if (System.String.IsNullOrEmpty(shaderStringTarget))
{
break;
}
Texture texture = PackageMapper.GetTexture2DFromToken(parameterData.textureToken);
newMaterial.SetTexture(shaderStringTarget, texture);
// TODO: Emission keyword doesn't work in Unity 2018.2.15f1 as it doesn't enable
// emission checkbox for some reason
// Special case for emission textures, enable the emission map on the shader
if (shaderStringTarget == ShaderEmissionTexture)
{
newMaterial.EnableKeyword("_EMISSION");
}
break;
}
}
// Create material default STP folders if they don't exist
PackageMapper.CreateAssetFolders(MaterialDefinitionHandler.assetPath);
// Generate a unique material name
string materialPath = Application.dataPath + "/" + MaterialDefinitionHandler.assetPath;
string uniqueMaterialName;
GenUniqueMaterialAssetName(materialPath, materialDefinitionData.displayName, out uniqueMaterialName);
// Set the unique material name as the display name
newMaterial.name = uniqueMaterialName;
// Create a GameObject prefab object and use it as a database item of STP used materials
GameObject materialPrefab = new GameObject(uniqueMaterialName);
// Add Foundry unique token storage component, store unique material token
var tokenStorage = materialPrefab.AddComponent <FoundryUniqueToken>();
tokenStorage.uniqueToken = materialDefinitionData.entityToken;
// Create the prefab asset
var localPrefabPath = System.String.Format("{0}/{1}/{2}", PackageMapper.rootPath, MaterialDefinitionHandler.assetPath, uniqueMaterialName);
string prefabPath;
PackageMapper.GenUniquePrefabAssetPath(localPrefabPath, out prefabPath);
#if UNITY_2018_3_OR_NEWER
Object prefabAsset = PrefabUtility.SaveAsPrefabAsset(materialPrefab, prefabPath);
#else
Object prefabAsset = PrefabUtility.CreatePrefab(prefabPath, materialPrefab);
#endif
// Map the prefab to the material
PackageMapper.MapMaterialToPrefab(newMaterial, prefabAsset);
AssetDatabase.AddObjectToAsset(newMaterial, prefabAsset);
AssetDatabase.SaveAssets();
// Remove game object that's used for creating a prefab from scene hierarchy
Object.DestroyImmediate(materialPrefab);
return(prefabAsset);
}
/// <summary>
/// Update mesh
/// Function that goes through the process of updating existing mesh item.
/// Checking for unindexed or indexed meshes.
/// </summary>
public static bool UpdateMesh(MeshData meshData, ManagedMeshData managedMeshData)
{
Debug.LogFormat("Mesh Update - Token:{0}, Parent:{1}, {2} positions, {3} facesets", meshData.entityToken, meshData.entityParentToken, meshData.positionsNum, meshData.facesetsNum);
// Find existing mesh
Mesh mesh = PackageMapper.GetMeshFromToken(meshData.entityToken);
if (!mesh)
{
return(false);
}
// Get the index format of the mesh
UnityEngine.Rendering.IndexFormat indexFormat;
int maxVertexLimitSplit;
GetIndexBufferConfiguration(
managedMeshData.positions.Length,
out indexFormat,
out maxVertexLimitSplit);
// Get the prefab object
GameObject prefab = PackageMapper.GetObjectFromToken(meshData.entityToken) as GameObject;
// Check if we need to split the mesh
if (maxVertexLimitSplit == 0)
{
// Update existing mesh
UpdateMeshData(
managedMeshData.positions,
managedMeshData.normals,
managedMeshData.uvs,
managedMeshData.facesetNum,
managedMeshData.indices,
indexFormat,
ref mesh
);
UpdateSimpleMeshAsset(
meshData.entityToken,
meshData.displayName,
managedMeshData,
mesh,
prefab
);
}
else
{
// Delete prefab first
AssetDatabase.DeleteAsset(AssetDatabase.GetAssetPath(prefab));
// Create split mesh assets, create hierarchy of prefabs
// and add the root prefab to the package mapper
List <Mesh> meshList = CreateSplitMeshes(
meshData.entityToken,
meshData.displayName,
managedMeshData
);
CreateSplitMeshAsset(
meshData.entityToken,
meshData.displayName,
meshData.entityParentToken,
managedMeshData.facesetNum,
managedMeshData.materials,
meshList);
}
mesh.UploadMeshData(false);
return(true);
}
/// <summary>
/// Create unindexed mesh asset
/// Used to create the assets of a referenced Unity mesh item
/// We create two asset parts, first a Unity mesh asset in the set path
/// And second a prefab made from the temporary GameObject of the created mesh asset
/// Mesh prefab is used to store unique token information for that mesh and other data
/// as materials and other.
///
/// Difference between simple and unindexed mesh assets is that the vertex data for unindexed meshes is completely unwelded.
/// </summary>
private static bool CreateSplitMeshAsset(
string entityToken,
string displayName,
string parentToken,
int numFacesets,
StringCollection materialNames,
List <Mesh> meshList)
{
// specify how to render it, one material per faceset
var materials = GetMeshMaterials(numFacesets, materialNames, entityToken);
// Create root GameObject and add child GameObjects for each mesh generated
// Root
// ---- Mesh_Split_1
// ---- Mesh_Split_2
// ---- etc...
GameObject rootObj = new GameObject(displayName);
Transform rootTrs = rootObj.transform;
var rootTokenStore = rootObj.AddComponent <FoundryUniqueToken>();
rootTokenStore.uniqueToken = entityToken;
// Create asset folders if they are non existant
PackageMapper.CreateAssetFolders(MeshHandler.assetPath);
// Create GameObject hierarchy
int splitNum = 1;
foreach (var mesh in meshList)
{
// Create the mesh asset
string gameObjectDisplayName;
GameObject meshPrefab;
// If we split this mesh create a game object for each part
// else just populate the root object
if (meshList.Count > 1)
{
gameObjectDisplayName = System.String.Format("{0}_Split{1}", displayName, splitNum);
// Create mesh game object
meshPrefab = new GameObject(gameObjectDisplayName);
//Parent to the root game object
meshPrefab.transform.SetParent(rootTrs);
}
else
{
gameObjectDisplayName = displayName;
meshPrefab = rootObj;
}
meshPrefab.AddComponent <MeshFilter>();
var meshRenderer = meshPrefab.AddComponent <MeshRenderer>();
meshRenderer.materials = materials;
mesh.name = gameObjectDisplayName;
splitNum++;
}
// Create the prefab asset
var localPrefabPath = System.String.Format("{0}/{1}/{2}", PackageMapper.rootPath, MeshHandler.assetPath, displayName);
string prefabPath;
PackageMapper.GenUniquePrefabAssetPath(localPrefabPath, out prefabPath);
#if UNITY_2018_3_OR_NEWER
GameObject prefabAsset = PrefabUtility.SaveAsPrefabAsset(rootObj, prefabPath);
#else
GameObject prefabAsset = PrefabUtility.CreatePrefab(prefabPath, rootObj);
#endif
List <MeshFilter> results = new List <MeshFilter>();
prefabAsset.GetComponentsInChildren <MeshFilter>(results);
int i = 0;
foreach (var mesh in meshList)
{
AssetDatabase.AddObjectToAsset(mesh, prefabAsset);
results[i].mesh = mesh;
i++;
}
AssetDatabase.SaveAssets();
// Remove game object that's used for creating a prefab from scene hierarchy
Object.DestroyImmediate(rootObj);
// Map the mesh prefab to unique token
PackageMapper.MapTokenToObject(entityToken, prefabAsset);
PackageMapper.MapMeshToPrefab(meshList[0], prefabAsset);
return(true);
}
