/// <summary>
/// Adds a resource to the scene
/// </summary>
/// <typeparam name="ResourceType">The type of the resource.</typeparam>
/// <param name="resourceFactory">The factory method which creates the resource object.</param>
/// <param name="resourceKey">The key for the newly generated resource.</param>
/// <returns></returns>
internal NamedOrGenericKey AddResource <ResourceType>(Func <ResourceType> resourceFactory, NamedOrGenericKey resourceKey)
where ResourceType : Resource
{
resourceFactory.EnsureNotNull(nameof(resourceFactory));
InitializeResourceDictionaries(true);
if (resourceKey == NamedOrGenericKey.Empty)
{
resourceKey = GraphicsCore.GetNextGenericResourceKey();
}
foreach (ResourceDictionary actResourceDict in m_registeredResourceDicts)
{
actResourceDict.AddResource(resourceKey, resourceFactory());
}
return(resourceKey);
}
/// <summary>
/// Performs default initialization logic.
/// </summary>
/// <returns></returns>
public static async Task InitializeDefaultAsync()
{
if (s_current != null)
{
return;
}
#if DESKTOP
if (LicenseManager.UsageMode == LicenseUsageMode.Designtime)
{
return;
}
#endif
if (m_defaultInitTask != null)
{
await m_defaultInitTask;
return;
}
else
{
// Initialize application object
if (!SeeingSharpApplication.IsInitialized)
{
m_defaultInitTask = SeeingSharpApplication.InitializeAsync(
typeof(GraphicsCore).GetTypeInfo().Assembly,
new Assembly[] {
typeof(ResourceLink).GetTypeInfo().Assembly,
},
new string[0]);
await m_defaultInitTask.ConfigureAwait(false);
}
// Initialize graphics core object
if (!GraphicsCore.IsInitialized)
{
GraphicsCore.Initialize(false, false);
}
}
}
/// <summary>
/// Prepares rendering (Loads all needed resources).
/// </summary>
/// <param name="renderState">Current render state.</param>
internal void PrepareRendering(RenderState renderState)
{
List <SceneObject> invalidObjects = null;
// Load all resources
int sceneObjectArrayLength = m_sceneObjects.Count;
SceneObject[] sceneObjectArray = m_sceneObjects.GetBackingArray();
for (int loop = 0; loop < sceneObjectArrayLength; loop++)
{
SceneObject actObject = sceneObjectArray[loop];
try
{
// Load all resources of the object
if (!actObject.IsLoaded(renderState.Device))
{
actObject.LoadResources(renderState.Device, renderState.CurrentResources);
}
}
catch (Exception ex)
{
GraphicsCore.PublishInternalExceptionInfo(
ex, InternalExceptionLocation.Loading3DObject);
//Build list of invalid objects
if (invalidObjects == null)
{
invalidObjects = new List <SceneObject>();
}
invalidObjects.Add(actObject);
}
}
//Remove all invalid objects
if (invalidObjects != null)
{
HandleInvalidObjects(invalidObjects);
}
}
/// <summary>
/// Initializes this scene object.
/// </summary>
/// <param name="throwExceptionIfUnable"></param>
private void InitializeResourceDictionaries(bool throwExceptionIfUnable)
{
if (m_initialized)
{
return;
}
GraphicsCore.Touch();
if (!GraphicsCore.IsInitialized)
{
return;
}
// Create all ResourceDictionary objects
foreach (EngineDevice actDevice in GraphicsCore.Current.LoadedDevices)
{
m_registeredResourceDicts.AddObject(
new ResourceDictionary(actDevice),
actDevice.DeviceIndex);
}
m_initialized = true;
}
/// <summary>
/// Initializes a new instance of the <see cref="FactoryHandlerDWrite"/> class.
/// </summary>
/// <param name="core">The core.</param>
internal FactoryHandlerDWrite(GraphicsCore core)
{
//Create DirectWrite Factory object
m_factory = new DWrite.Factory(DWrite.FactoryType.Shared);
}
/// <summary>
/// Adds the given resource to the dictionary.
/// </summary>
/// <param name="resource">The resource to add.</param>
/// <param name="resourceKey">The key of the resource.</param>
internal ResourceType AddResource <ResourceType>(NamedOrGenericKey resourceKey, ResourceType resource)
where ResourceType : Resource
{
//Perform some checks
if (resource == null)
{
throw new ArgumentNullException("resource");
}
if (resource.Dictionary != null)
{
if (resource.Dictionary == this)
{
return(resource);
}
if (resource.Dictionary != this)
{
throw new ArgumentException("Given resource belongs to another ResourceDictionary!", "resource");
}
}
//Check given keys
if ((!resource.IsKeyEmpty) && (!resourceKey.IsEmpty) && (resource.Key != resourceKey))
{
throw new ArgumentException("Unable to override existing key on given resource!");
}
//Remove another resource with the same name
if (!resource.IsKeyEmpty)
{
RemoveResource(resource.Key);
}
if (!resourceKey.IsEmpty)
{
RemoveResource(resourceKey);
}
//Apply a valid key on the given resource object
if (resource.Key.IsEmpty)
{
if (resourceKey.IsEmpty)
{
resource.Key = GraphicsCore.GetNextGenericResourceKey();
}
else
{
resource.Key = resourceKey;
}
}
//Add the resource
ResourceInfo newResource = new ResourceInfo(resource);
m_resources[resource.Key] = newResource;
if (newResource.RenderableResource != null)
{
m_renderableResources.Add(newResource.RenderableResource);
}
//Register this dictionary on the resource
resource.Dictionary = this;
return(resource);
}
