/// <summary>
/// Grabs references, sets a dummy size and evaluation function.
/// </summary>
private void Start()
{
// Grab references.
meshRenderer = GetComponent <MeshRenderer>();
meshFilter = GetComponent <MeshFilter>();
// Read xml prototypes.
overlays = OverlayDescriptor.ReadPrototypes(xmlFileName);
// Read LUA.
UserData.RegisterAssembly();
string scriptFile = System.IO.Path.Combine(
UnityEngine.Application.streamingAssetsPath,
System.IO.Path.Combine("Overlay", LUAFileName));
string scriptTxt = System.IO.File.ReadAllText(scriptFile);
script = new Script();
script.DoString(scriptTxt);
// Build GUI.
CreateGUI();
// TODO: remove this dummy set size.
SetSize(100, 100);
SetOverlay("None");
}
/// <summary>
/// Creates an OverlayDescriptor form a xml subtree with node \<Overlay></Overlay>\
/// </summary>
/// <param name="xmlReader">The subtree pointing to Overlay</param>
/// <returns></returns>
static OverlayDescriptor ReadFromXml(XmlReader xmlReader)
{
xmlReader.Read();
Debug.Assert(xmlReader.Name == "Overlay");
OverlayDescriptor ret = new OverlayDescriptor();
ret.id = xmlReader.GetAttribute("id");
if (xmlReader.GetAttribute("min") != null)
{
ret.min = XmlConvert.ToInt32(xmlReader.GetAttribute("min"));
}
if (xmlReader.GetAttribute("max") != null)
{
ret.max = XmlConvert.ToInt32(xmlReader.GetAttribute("max"));
}
if (xmlReader.GetAttribute("color_map") != null)
{
try
{
ret.colorMap = (ColorMap)System.Enum.Parse(typeof(ColorMap), xmlReader.GetAttribute("color_map"));
}
catch (ArgumentException e) {
Debug.LogWarning("Invalid color map!");
}
}
xmlReader.Read();
ret.luaFunctionName = xmlReader.ReadContentAsString();
//Debug.Log(string.Format("Reading overlay prototype with id {0} and LUA function {1}", ret.id, ret.luaFunctionName));
return(ret);
}
/// <summary>
/// Creates an OverlayDescriptor form a xml subtree with node \<Overlay></Overlay>\.
/// </summary>
/// <param name="xmlReader">The subtree pointing to Overlay.</param>
/// <returns></returns>
private static OverlayDescriptor ReadFromXml(XmlReader xmlReader)
{
xmlReader.Read();
Debug.Assert(xmlReader.Name == "Overlay", "xmlReader.Name == 'Overlay'");
OverlayDescriptor ret = new OverlayDescriptor();
ret.id = xmlReader.GetAttribute("id");
if (xmlReader.GetAttribute("min") != null)
{
ret.min = XmlConvert.ToInt32(xmlReader.GetAttribute("min"));
}
if (xmlReader.GetAttribute("max") != null)
{
ret.max = XmlConvert.ToInt32(xmlReader.GetAttribute("max"));
}
if (xmlReader.GetAttribute("color_map") != null)
{
try
{
ret.colorMap = (ColorMap)System.Enum.Parse(typeof(ColorMap), xmlReader.GetAttribute("color_map"));
}
catch (ArgumentException e)
{
Debug.ULogErrorChannel("OverlayMap", "Invalid color map!", e);
}
}
xmlReader.Read();
ret.luaFunctionName = xmlReader.ReadContentAsString();
return(ret);
}
/// <summary>
/// Set overlay to display perototype with name "name".
/// </summary>
/// <param name="name">Name of overlay prototype.</param>
public void SetOverlay(string name)
{
if (name == "None")
{
meshRenderer.enabled = false;
currentOverlay = name;
HideGUITooltip();
return;
}
else if (PrototypeManager.Overlay.Has(name))
{
meshRenderer.enabled = true;
currentOverlay = name;
OverlayDescriptor descr = PrototypeManager.Overlay.Get(name);
if (FunctionsManager.Overlay.HasFunction(descr.LuaFunctionName) == false)
{
UnityDebugger.Debugger.LogError("OverlayMap", string.Format("Couldn't find a function named '{0}' in Overlay functions", descr.LuaFunctionName));
return;
}
bool loggedOnce = false;
valueAt = (x, y, z) =>
{
if (WorldController.Instance == null)
{
return(0);
}
Tile tile = WorldController.Instance.GetTileAtWorldCoord(new Vector3(x, y, z));
DynValue result = FunctionsManager.Overlay.Call(descr.LuaFunctionName, new object[] { tile, World.Current });
double? value = result.CastToNumber();
if (value == null)
{
if (loggedOnce == false)
{
UnityDebugger.Debugger.LogError("OverlayMap", string.Format("The return value from the function named '{0}' was null for tile at ({1}, {2}, {3})", descr.LuaFunctionName, x, y, z));
loggedOnce = true;
}
return(0);
}
return((int)value);
};
ColorMapSG = descr.ColorMap;
Bake();
ShowGUITooltip();
}
else
{
UnityDebugger.Debugger.LogWarning("OverlayMap", string.Format("Overlay with name {0} not found in prototypes", name));
}
}
/// <summary>
/// Set overlay to display perototype with name "name".
/// </summary>
/// <param name="name">Name of overlay prototype.</param>
public void SetOverlay(string name)
{
if (name == "None")
{
meshRenderer.enabled = false;
currentOverlay = name;
HideGUITooltip();
return;
}
else if (overlays.ContainsKey(name))
{
meshRenderer.enabled = true;
currentOverlay = name;
OverlayDescriptor descr = overlays[name];
object handle = script.Globals[descr.luaFunctionName];
if (handle == null)
{
Debug.ULogErrorChannel("OverlayMap", string.Format("Couldn't find a function named '{0}' in '{1}'", descr.luaFunctionName));
return;
}
valueAt = (x, y) =>
{
if (WorldController.Instance == null)
{
return(0);
}
Tile tile = WorldController.Instance.GetTileAtWorldCoord(new Vector3(x, y, 0));
return((int)script.Call(handle, new object[] { tile, World.Current }).ToScalar().CastToNumber());
};
ColorMapSG = descr.colorMap;
Bake();
ShowGUITooltip();
}
else
{
Debug.ULogWarningChannel("OverlayMap", string.Format("Overlay with name {0} not found in prototypes", name));
}
}
