void CreateNode(object obj, Vector2 nodePosition)
{
var texture2D = obj as Texture2D;
if (texture2D != null)
{
m_Graph.owner.RegisterCompleteObjectUndo("Drag Texture");
bool isNormalMap = false;
if (EditorUtility.IsPersistent(texture2D) &&
!string.IsNullOrEmpty(AssetDatabase.GetAssetPath(texture2D)))
{
var importer = AssetImporter.GetAtPath(AssetDatabase.GetAssetPath(texture2D)) as TextureImporter;
if (importer != null)
{
isNormalMap = importer.textureType == TextureImporterType.NormalMap;
}
}
var node = new SampleTexture2DNode();
if (isNormalMap)
{
node.textureType = TextureType.Normal;
}
var drawState = node.drawState;
drawState.position = new Rect(nodePosition, drawState.position.size);
node.drawState = drawState;
m_Graph.AddNode(node);
var inputslot = node.FindSlot <Texture2DInputMaterialSlot>(SampleTexture2DNode.TextureInputId);
if (inputslot != null)
{
inputslot.texture = texture2D;
}
}
var cubemap = obj as Cubemap;
if (cubemap != null)
{
m_Graph.owner.RegisterCompleteObjectUndo("Drag Cubemap");
var property = new CubemapShaderProperty {
displayName = cubemap.name, value = { cubemap = cubemap }
};
m_Graph.AddShaderProperty(property);
var node = new SampleCubemapNode();
var drawState = node.drawState;
drawState.position = new Rect(nodePosition, drawState.position.size);
node.drawState = drawState;
m_Graph.AddNode(node);
var inputslot = node.FindSlot <CubemapInputMaterialSlot>(SampleCubemapNode.CubemapInputId);
if (inputslot != null)
{
inputslot.cubemap = cubemap;
}
}
var subGraphAsset = obj as MaterialSubGraphAsset;
if (subGraphAsset != null)
{
m_Graph.owner.RegisterCompleteObjectUndo("Drag Sub-Graph");
var node = new SubGraphNode();
var drawState = node.drawState;
drawState.position = new Rect(nodePosition, drawState.position.size);
node.drawState = drawState;
node.subGraphAsset = subGraphAsset;
m_Graph.AddNode(node);
}
var blackboardField = obj as BlackboardField;
if (blackboardField != null)
{
var property = blackboardField.userData as IShaderProperty;
if (property != null)
{
m_Graph.owner.RegisterCompleteObjectUndo("Drag Shader Property");
var node = new PropertyNode();
var drawState = node.drawState;
drawState.position = new Rect(nodePosition, drawState.position.size);
node.drawState = drawState;
m_Graph.AddNode(node);
node.propertyGuid = property.guid;
}
}
}
