private bool CacheVoxelStructure()
{
voxelStructure = (VoxelStructure)target;
voxelStructure.ClampDimensions();
if (voxelStructure == null)
{
return(false);
}
else
{
return(true);
}
}
//Here is where we handle any user interactions with the scene view
void OnSceneGUI()
{
VoxelStructure voxelStructure = (VoxelStructure)target;
//If we are here, we must have received some event. Grab it for later usage.
Event e = Event.current;
currentMousePosition = e.mousePosition;
//small hack to ensure the mouse events aren't overridden by the default unity actions
if (e.shift && e.type == EventType.Layout)
{
HandleUtility.AddDefaultControl(GUIUtility.GetControlID(FocusType.Passive));
}
//If it's an undo or redo, just redraw.
//This doesn't always seem to fire, I'm think there must be a race condition
if (e.commandName == "UndoRedoPerformed")
{
voxelStructure.Draw();
Repaint();
return;
}
//if shift && mousedown, do that spraypaint thang
if (e.shift && (e.type == EventType.MouseDrag || e.type == EventType.MouseDown))
{
var currentTime = DateTime.Now;
var dTime = currentTime.Subtract(lastSprayPaintAction);
if (dTime.Milliseconds > sprayPaintThrottle)
{
lastSprayPaintAction = currentTime;
if (e.button == 0)
{
HandleClick(e.mousePosition, VoxelStructure.LMB_Action, e.button);
}
else if (e.button == 1)
{
HandleClick(e.mousePosition, VoxelStructure.RMB_Action, e.button);
}
e.Use();
}
}
else if (e.type == EventType.MouseDown)
{
if (e.button == 0)
{
wasLeftMouseDown = true;
HandleClick(currentMousePosition, VoxelStructure.LMB_Action, e.button);
}
else if (e.button == 1)
{
wasRightMouseDown = true;
HandleClick(currentMousePosition, VoxelStructure.RMB_Action, e.button);
}
}
//Keyboard shortcuts for tools
if (e.type == EventType.KeyUp && e.keyCode == KeyCode.Alpha1)
{
EditorPrefs.SetInt("LMBAction", (int)VoxelStructure.Action.Add);
VoxelStructure.LMB_Action = VoxelStructure.Action.Add;
Repaint();
e.Use();
}
if (e.type == EventType.KeyUp && e.keyCode == KeyCode.Alpha2)
{
EditorPrefs.SetInt("LMBAction", (int)VoxelStructure.Action.MaxPull);
VoxelStructure.LMB_Action = VoxelStructure.Action.MaxPull;
Repaint();
e.Use();
}
if (e.type == EventType.KeyUp && e.keyCode == KeyCode.Alpha3)
{
EditorPrefs.SetInt("LMBAction", (int)VoxelStructure.Action.Paint);
VoxelStructure.LMB_Action = VoxelStructure.Action.Paint;
Repaint();
e.Use();
}
if (e.type == EventType.KeyUp && e.keyCode == KeyCode.Alpha4)
{
EditorPrefs.SetInt("LMBAction", (int)VoxelStructure.Action.Erase);
VoxelStructure.LMB_Action = VoxelStructure.Action.Erase;
Repaint();
e.Use();
}
if (e.type == EventType.KeyUp && e.keyCode == KeyCode.Alpha5)
{
EditorPrefs.SetInt("LMBAction", (int)VoxelStructure.Action.Flood);
VoxelStructure.LMB_Action = VoxelStructure.Action.Flood;
Repaint();
e.Use();
}
}
void HandleClick(Vector2 mousePosition, VoxelStructure.Action action, int button)
{
VoxelStructure voxelStructure = (VoxelStructure)target;
//Strange for the editor, but can sometimes happen)
if (Camera.current == null)
{
Debug.Log("Strange, Camera.current was null. Please try again in a moment.");
}
else
{
RaycastHit hit;
Ray ray = HandleUtility.GUIPointToWorldRay(currentMousePosition);
//If we hit something
if (Physics.Raycast(ray, out hit, 100f))
{
//get the position of the voxel that was clicked
var targetVoxelPositionPreScale = (hit.point - (hit.normal * .01f)) - voxelStructure.transform.position;
var targetVoxelPosition = new Vector3(
targetVoxelPositionPreScale.x / voxelStructure.transform.localScale.x,
targetVoxelPositionPreScale.y / voxelStructure.transform.localScale.y,
targetVoxelPositionPreScale.z / voxelStructure.transform.localScale.z
);
//and the neighbor on the side it was clicked on
var normalNeighborVoxelPositionPreScale = (hit.point + (hit.normal * .01f)) - voxelStructure.transform.position;
var normalNeighborVoxelPosition = new Vector3(
normalNeighborVoxelPositionPreScale.x / voxelStructure.transform.localScale.x,
normalNeighborVoxelPositionPreScale.y / voxelStructure.transform.localScale.y,
normalNeighborVoxelPositionPreScale.z / voxelStructure.transform.localScale.z
);
//Use the currently selected action to determine which function to call on the Voxel Structure
switch (action)
{
case VoxelStructure.Action.MaxPull:
Undo.RecordObject(voxelStructure, "Max Pull");
voxelStructure.MaxExtrude(targetVoxelPosition, hit.normal);
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Paint:
Undo.RecordObject(voxelStructure, "Paint");
if (button == 0)
{
voxelStructure.SetVoxel(targetVoxelPosition, VoxelStructure.SelectedVoxelIndex);
}
else if (button == 1)
{
voxelStructure.SetVoxel(targetVoxelPosition, VoxelStructure.SelectedVoxelIndex);
}
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Add:
Undo.RecordObject(voxelStructure, "Add");
if (button == 0)
{
voxelStructure.SetVoxel(normalNeighborVoxelPosition, VoxelStructure.SelectedVoxelIndex);
}
else if (button == 1)
{
voxelStructure.SetVoxel(normalNeighborVoxelPosition, VoxelStructure.SelectedVoxelIndex);
}
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Erase:
Undo.RecordObject(voxelStructure, "Erase");
voxelStructure.SetVoxel(targetVoxelPosition, 0);
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Flood:
Undo.RecordObject(voxelStructure, "Flood");
voxelStructure.FloodBasic((int)Mathf.Floor(hit.point.y));
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
}
}
}
}
void HandleClick(Vector2 mousePosition, VoxelStructure.Action action)
{
VoxelStructure voxelStructure = (VoxelStructure)target;
//Strange for the editor, but can sometimes happen)
if(Camera.current==null){
Debug.Log("Strange, Camera.current was null. Please try again in a moment.");
}else{
RaycastHit hit;
Ray ray = HandleUtility.GUIPointToWorldRay(currentMousePosition);
//If we hit something
if (Physics.Raycast (ray, out hit, Mathf.Infinity)){
//get the position of the voxel that was clicked
var targetVoxelPositionPreScale = (hit.point - (hit.normal*.01f)) - voxelStructure.transform.position;
var targetVoxelPosition = new Vector3(
targetVoxelPositionPreScale.x/voxelStructure.transform.localScale.x,
targetVoxelPositionPreScale.y/voxelStructure.transform.localScale.y,
targetVoxelPositionPreScale.z/voxelStructure.transform.localScale.z
);
//and the neighbor on the side it was clicked on
var normalNeighborVoxelPositionPreScale = (hit.point + (hit.normal*.01f)) - voxelStructure.transform.position;
var normalNeighborVoxelPosition = new Vector3(
normalNeighborVoxelPositionPreScale.x / voxelStructure.transform.localScale.x,
normalNeighborVoxelPositionPreScale.y / voxelStructure.transform.localScale.y,
normalNeighborVoxelPositionPreScale.z / voxelStructure.transform.localScale.z
);
//Use the currently selected action to determine which function to call on the Voxel Structure
switch(action){
case VoxelStructure.Action.MaxPull:
Undo.RecordObject(voxelStructure, "Max Pull");
voxelStructure.MaxExtrude(targetVoxelPosition, hit.normal);
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Paint:
Undo.RecordObject(voxelStructure, "Paint");
voxelStructure.SetVoxel(targetVoxelPosition, VoxelStructure.SelectedVoxelType);
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Add:
Undo.RecordObject(voxelStructure, "Add");
voxelStructure.SetVoxel(normalNeighborVoxelPosition, VoxelStructure.SelectedVoxelType);
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Erase:
Undo.RecordObject(voxelStructure, "Erase");
voxelStructure.SetVoxel(targetVoxelPosition, 0);
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
case VoxelStructure.Action.Flood:
Undo.RecordObject(voxelStructure, "Flood");
voxelStructure.FloodBasic((int)Mathf.Floor(hit.point.y));
voxelStructure.Draw();
EditorUtility.SetDirty(target);
break;
}
}
}
}
