public void UpdateMouseTerrainPos(int x, int y)
{
System.Drawing.Point pt = System.Windows.Forms.Cursor.Position;
pt = mRenderWindow.PointToClient(pt);
Vector3 screenCoord = new Vector3();
screenCoord.X = (((2.0f * pt.X) / Device.Viewport.Width) - 1);
screenCoord.Y = -(((2.0f * pt.Y) / Device.Viewport.Height) - 1);
var invProj = Matrix.Invert(Device.GetTransform(TransformState.Projection));
var invView = Matrix.Invert(Device.GetTransform(TransformState.View));
var nearPos = new Vector3(screenCoord.X, screenCoord.Y, 0);
var farPos = new Vector3(screenCoord.X, screenCoord.Y, 1);
nearPos = Vector3.TransformCoordinate(nearPos, invProj * invView);
farPos = Vector3.TransformCoordinate(farPos, invProj * invView);
Ray ray = new Ray(nearPos, Vector3.Normalize((farPos - nearPos)));
float distance = 0;
ADT.IADTChunk hitChunk = null;
bool hit = ADT.ADTManager.Intersect(ray, ref distance, out hitChunk);
ShaderCollection.TerrainShader.SetValue("DrawMouse", hit);
if (hit)
{
ShaderCollection.TerrainShader.SetValue("MousePosition", ray.Position + distance * ray.Direction);
MousePosition = ray.Position + distance * ray.Direction;
Game.GameManager.WorldManager.MouseHoverChunk = hitChunk;
}
else
{
Game.GameManager.WorldManager.MouseHoverChunk = null;
MousePosition = new Vector3(999999, 999999, 999999);
}
}
public void Update(Video.ICamera cam)
{
if (isInWorld == false)
return;
var pos = cam.Position;
pos.X = Utils.Metrics.MidPoint + pos.X;
pos.Y = Utils.Metrics.MidPoint + pos.Y;
int myX = (int)(pos.X / Utils.Metrics.Tilesize);
int myY = (int)(pos.Y / Utils.Metrics.Tilesize);
var qry = from file in mFiles
where (
file.IndexX > myX + 1 ||
file.IndexX < myX - 1 ||
file.IndexY > myY + 1 ||
file.IndexY < myY - 1
)
select file;
foreach (var old in qry)
{
old.Unload();
}
mFiles.RemoveAll((ADT.IADTFile af) => { return qry.Contains(af); });
uint indexValue = 0;
List<uint> indices = new List<uint>();
for (int i = -1; i < 2; ++i)
{
for (int j = -1; j < 2; ++j)
{
if (myX + j < 0 || myY + i < 0)
continue;
indexValue = ((uint)(myX + j)) * 1000 + ((uint)(myY + i));
indices.Add(indexValue);
}
}
var sel = from index in indices
where (mFiles.Exists((ADT.IADTFile file) =>
{
var adtIndex = file.IndexX * 1000 + file.IndexY;
return adtIndex == index;
}
) == false)
select index;
foreach (var index in sel)
{
uint ix = index / 1000;
uint iy = index % 1000;
var str = @"World\Maps\" + mContinent + "\\" + mContinent + "_" + ix + "_" + iy + ".adt";
ADT.IADTFile file = ADT.ADTManager.CreateADT(mWdtManager.getWDT(mContinent), str, ix, iy);
file.Continent = mContinent;
if (file != null)
mFiles.Add(file);
}
var curTile = GetCurrentTile();
if (curTile != mHoveredTile)
{
mHoveredTile = curTile;
Game.GameManager.InformPropertyChanged(GameProperties.HoveredADT);
}
var curChunk = GetCurrentChunk();
if (curChunk != mHoveredChunk)
{
mHoveredChunk = curChunk;
Game.GameManager.InformPropertyChanged(GameProperties.HoveredChunk);
}
}
