public void OnTerrainClicked(IntersectionParams parameters, MouseEventArgs args)
{
if (EditManager.Instance.CurrentMode == EditMode.Chunk)
{
return;
}
if (args.Button != MouseButtons.Left)
{
if (args.Button == MouseButtons.Right)
{
var state = new byte[256];
UnsafeNativeMethods.GetKeyboardState(state);
if (KeyHelper.IsKeyDown(state, Keys.ControlKey))
{
WorldFrame.Instance.M2Manager.RemoveInstance(mSelectedModel, M2InstanceUuid);
mHoveredInstance = null;
mSelectedModel = null;
WorldFrame.Instance.OnWorldClicked -= OnTerrainClicked;
}
}
ModelEditManager.Instance.IsCopying = false;
return;
}
if (parameters.TerrainHit == false)
{
return;
}
if (mHoveredInstance == null)
{
return;
}
SpawnModel(parameters.TerrainPosition);
ModelEditManager.Instance.IsCopying = !EditorWindowController.Instance.SpawnModel.DeselectModelOnClick;
if (!ModelEditManager.Instance.IsCopying)
{
WorldFrame.Instance.M2Manager.RemoveInstance(mSelectedModel, M2InstanceUuid);
mHoveredInstance = null;
mSelectedModel = null;
WorldFrame.Instance.OnWorldClicked -= OnTerrainClicked;
}
}
public void SelectModel(string model)
{
if (mHoveredInstance != null)
{
WorldFrame.Instance.M2Manager.RemoveInstance(mSelectedModel, M2InstanceUuid);
mHoveredInstance = null;
}
var position = Vector3.Zero;
if (WorldFrame.Instance.LastMouseIntersection != null &&
WorldFrame.Instance.LastMouseIntersection.TerrainHit)
{
position = WorldFrame.Instance.LastMouseIntersection.TerrainPosition;
}
mSelectedModel = model;
mHoveredInstance = WorldFrame.Instance.M2Manager.AddInstance(model, M2InstanceUuid, position, Vector3.Zero, Vector3.One);
if (mHoveredInstance == null)
{
mSelectedModel = null;
return;
}
mInstanceRef = new[]
{
new M2Instance
{
BoundingBox = mHoveredInstance.BoundingBox,
Hash = mSelectedModel.ToUpperInvariant().GetHashCode(),
MddfIndex = -1,
RenderInstance = mHoveredInstance,
Uuid = M2InstanceUuid
}
};
WorldFrame.Instance.OnWorldClicked += OnTerrainClicked;
}
public void Intersect(IntersectionParams parameters)
{
if (mVisibleInstances == null || mNonBatchedInstances == null || mSortedInstances == null)
{
return;
}
var globalRay = Picking.Build(ref parameters.ScreenPosition, ref parameters.InverseView,
ref parameters.InverseProjection);
var minDistance = float.MaxValue;
M2RenderInstance selectedInstance = null;
lock (mVisibleInstances)
{
foreach (var pair in mVisibleInstances)
{
if (pair.Value.Uuid == Editing.ModelSpawnManager.M2InstanceUuid)
{
continue;
}
float dist;
if (pair.Value.Intersects(parameters, ref globalRay, out dist) && dist < minDistance)
{
minDistance = dist;
selectedInstance = pair.Value;
}
}
}
lock (mNonBatchedInstances)
{
foreach (var pair in mNonBatchedInstances)
{
float dist;
if (pair.Value.Intersects(parameters, ref globalRay, out dist) && dist < minDistance)
{
minDistance = dist;
selectedInstance = pair.Value;
}
}
}
lock (mSortedInstances)
{
foreach (var pair in mSortedInstances)
{
float dist;
if (pair.Value.Intersects(parameters, ref globalRay, out dist) && dist < minDistance)
{
minDistance = dist;
selectedInstance = pair.Value;
}
}
}
if (selectedInstance != null)
{
parameters.M2Instance = selectedInstance;
parameters.M2Model = selectedInstance.Model;
parameters.M2Position = globalRay.Position + minDistance * globalRay.Direction;
parameters.M2Distance = minDistance;
}
parameters.M2Hit = selectedInstance != null;
}
