public SceneRenderer(IApplicationWindow window, IContentContainer content, ISceneAsset scene = null)
{
_content = content;
_scene = scene ?? _content.Scenes.First();
Window = window;
Window.GraphicsDeviceCreated += OnGraphicsDeviceCreated;
Window.GraphicsDeviceDestroyed += OnGraphicsDeviceDestroyed;
Window.Rendering += PreDraw;
Window.Rendering += Draw;
}
public virtual IEnumerable <ISceneAsset> Apply(ISceneAsset scene)
{
var transformedScene = new SceneAsset(scene.Id);
foreach (var node in scene.ChildNodes)
{
NodeAsset parent = null;
foreach (var transformedNode in Apply(null, node))
{
transformedScene.Add(transformedNode);
parent = transformedNode;
}
if (parent != null)
{
foreach (var childNode in node.ChildNodes)
{
ApplyOnSubtree(parent, childNode);
}
}
}
yield return(transformedScene);
}
public static IContentContainer ToContentContainer(this ISceneAsset scene)
{
var content = new ContentContainer();
content.Scenes.Add(scene);
var visitedCameras = new HashSet <ICameraAsset>();
var visitedLights = new HashSet <ILightAsset>();
var visitedMeshes = new HashSet <IMesh>();
var visitedMaterials = new HashSet <IMaterialAsset>();
var visitedImages = new HashSet <IImageAsset>();
foreach (var nodeAsset in scene.EnumerateNodesBreadthFirst())
{
content.Nodes.Add(nodeAsset);
if (nodeAsset.Camera != null)
{
if (visitedCameras.Add(nodeAsset.Camera))
{
content.Cameras.Add(nodeAsset.Camera);
}
}
if (nodeAsset.Light != null)
{
if (visitedLights.Add(nodeAsset.Light))
{
content.Lights.Add(nodeAsset.Light);
}
}
if (nodeAsset.Mesh != null)
{
if (nodeAsset.Mesh.Mesh != null)
{
if (visitedMeshes.Add(nodeAsset.Mesh.Mesh))
{
content.Meshes.Add(nodeAsset.Mesh.Mesh);
}
}
if (nodeAsset.Mesh.Materials != null)
{
foreach (var materialAsset in nodeAsset.Mesh.Materials)
{
if (visitedMaterials.Add(materialAsset))
{
content.Materials.Add(materialAsset);
if (materialAsset.Shader != null)
{
foreach (var parameter in materialAsset.Shader.Parameters)
{
if (parameter.ValueType == typeof(SamplerParameters))
{
var samper = parameter as IShaderParameter <SamplerParameters>;
if (samper?.Value.Image != null)
{
if (visitedImages.Add(samper.Value.Image))
{
content.Images.Add(samper.Value.Image);
}
}
}
}
}
}
}
}
}
}
return(content);
}
