public static NavigationMesh GenerateNavigationMesh(CellGrid From)
{
var meshes = new List<Gem.Geo.Mesh>();
From.ForEachTile((c, x, y, z) =>
{
// Avoid adding tiles that have a tile directly above them.
if (z != (From.depth - 1))
if (From.CellAt(x, y, z + 1).Tile != null) return;
if (c.Tile != null)
{
var mesh = c.Tile.NavigationMesh;
if (mesh != null)
{
mesh = Gem.Geo.Gen.Copy(mesh);
Gem.Geo.Gen.Transform(mesh, Matrix.CreateTranslation(x + 0.5f, y + 0.5f, z));
mesh.Tag = c;
meshes.Add(mesh);
}
}
});
var rawNavMesh = Gem.Geo.Gen.Merge(meshes.ToArray());
rawNavMesh = Gem.Geo.Gen.WeldCopy(rawNavMesh);
var navMesh = new Gem.Geo.EdgeMesh(rawNavMesh);
return NavigationMesh.Create(navMesh);
}
public static Gem.Geo.Mesh ChunkGeometry(CellGrid Grid, BlockSet Blocks)
{
InitializeStaticData();
var models = new List<Gem.Geo.Mesh>();
Grid.forAll((cell, x, y, z) =>
{
if (cell.Block != null)
{
var cube = CreateNormalBlockMesh(Blocks.Tiles, cell.Block);
if (cell.Block.Orientable)
Gem.Geo.Gen.Transform(cube, Matrix.CreateRotationZ(
(Gem.Math.Angle.PI / 2) * (int)cell.BlockOrientation));
Gem.Geo.Gen.Transform(cube, Matrix.CreateTranslation(x + 0.5f, y + 0.5f, z + 0.5f));
models.Add(cube);
if (!String.IsNullOrEmpty(cell.Block.Hanging) && Grid.check(x, y, z - 1) && !Grid.CellAt(x, y, z - 1).IsSolid)
{
var hangingBlock = Blocks.Templates[cell.Block.Hanging];
cube = CreateNormalBlockMesh(Blocks.Tiles, hangingBlock);
if (hangingBlock.Orientable)
Gem.Geo.Gen.Transform(cube, Matrix.CreateRotationZ(
(Gem.Math.Angle.PI / 2) * (int)cell.BlockOrientation));
Gem.Geo.Gen.Transform(cube, Matrix.CreateTranslation(x + 0.5f, y + 0.5f, z - 0.5f));
models.Add(cube);
}
}
if (cell.Decal != null)
{
var navMesh = cell.Block == null ? ShapeTemplates[cell.Decal.Shape].NavigationMesh : ShapeTemplates[cell.Block.Shape].NavigationMesh;
var copy = Gem.Geo.Gen.Copy(navMesh);
Gem.Geo.Gen.MorphEx(copy, (inV) =>
{
var r = inV;
r.TextureCoordinate = Vector2.Transform(r.TextureCoordinate, Blocks.Tiles.TileMatrix(cell.Decal.Top));
return r;
});
if (cell.Block != null && cell.Block.Orientable)
Gem.Geo.Gen.Transform(copy, Matrix.CreateRotationZ(
(Gem.Math.Angle.PI / 2) * (int)cell.BlockOrientation));
// Nav meshes are not centered at 0.5, so they don't need to be translated as much.
Gem.Geo.Gen.Transform(copy, Matrix.CreateTranslation(x + 0.5f, y + 0.5f, z));
models.Add(copy);
}
if (cell.Task != null)
{
var markerCube = CreateMarkerBlockMesh(Blocks.Tiles, cell.Task.MarkerTile);
Gem.Geo.Gen.Transform(markerCube, Matrix.CreateTranslation(x, y, z));
models.Add(markerCube);
}
if (cell.HasFlag(CellFlags.Storehouse) && cell.Navigatable && cell.NavigationMesh != null)
{
var navMesh = Gem.Geo.Gen.TransformCopy(cell.NavigationMesh, Matrix.CreateTranslation(0.0f, 0.0f, 0.02f));
Gem.Geo.Gen.MorphEx(navMesh, (inV) =>
{
var r = inV;
r.TextureCoordinate = Vector2.Transform(r.TextureCoordinate, Blocks.Tiles.TileMatrix(TileNames.Storehouse));
return r;
});
models.Add(navMesh);
}
//if (cell.Block != null && cell.NavigationMesh != null)
//{
// var navMesh = Gem.Geo.Gen.TransformCopy(cell.NavigationMesh, Matrix.CreateTranslation(0.0f, 0.0f, 0.02f));
// Gem.Geo.Gen.MorphEx(navMesh, (inV) =>
// {
// var r = inV;
// r.TextureCoordinate = Vector2.Transform(r.TextureCoordinate, Tiles.TileMatrix(3));
// return r;
// });
// models.Add(navMesh);
//}
var offsetsIndex = 0;
if (ResourceOffsets.ContainsKey(cell.Resources.Count))
offsetsIndex = cell.Resources.Count;
for (int i = 0; i < cell.Resources.Count; ++i)
{
var resourceCube = CreateResourceBlockMesh(Blocks.Tiles, Blocks.Templates[cell.Resources[i]]);
Gem.Geo.Gen.Transform(resourceCube, Matrix.CreateTranslation(cell.CenterPoint
+ ResourceOffsets[offsetsIndex][i % ResourceOffsets[offsetsIndex].Length]
+ new Vector3(0.0f, 0.0f, (cell.Block == null ? 0.0f : cell.Block.ResourceHeightOffset))));
models.Add(resourceCube);
}
});
return Gem.Geo.Gen.Merge(models.ToArray());
}
public Simulation(EpisodeContentManager Content, float SimStepLength)
{
this.SimStepLength = SimStepLength;
SimStepTime = 0.0f;
var definitionFile = Content.OpenUnbuiltTextStream("blocks.txt").ReadToEnd();
var loadedBlocks = BlockSetLoader.LoadDefinitionFile(definitionFile);
Blocks = new BlockSet
{
Tiles = new TileSheet(Content.Load<Texture2D>("tiles"), 16, 16),
Templates = loadedBlocks.NamedBlocks
};
World = new CellGrid(16, 16, 16);
World.forAll((t, x, y, z) =>
{
if (z <= 1) t.Block = Blocks.Templates["Grass"];
else t.Block = null;
});
World.CellAt(4, 4, 1).SetFlag(CellFlags.Storehouse, true);
World.CellAt(1, 1, 2).Block = Blocks.Templates["Slope"];
World.CellAt(1, 1, 2).BlockOrientation = CellLink.Directions.North;
World.CellAt(1, 2, 2).Block = Blocks.Templates["Slope"];
World.CellAt(1, 2, 2).BlockOrientation = CellLink.Directions.East;
World.CellAt(1, 3, 2).Block = Blocks.Templates["Slope"];
World.CellAt(1, 3, 2).BlockOrientation = CellLink.Directions.South;
World.CellAt(1, 4, 2).Block = Blocks.Templates["Slope"];
World.CellAt(1, 4, 2).BlockOrientation = CellLink.Directions.West;
World.CellAt(8, 8, 6).Block = Blocks.Templates["Grass"];
World.CellAt(6, 6, 1).Decal = Blocks.Templates["TrackH"];
World.CellAt(7, 6, 2).Block = Blocks.Templates["Slope"];
World.CellAt(7, 6, 2).BlockOrientation = CellLink.Directions.West;
World.CellAt(7, 6, 2).Decal = Blocks.Templates["TrackV"];
Actors = new List<Actor>();
Tasks = new List<Task>();
Minds = new List<GnomeMind>();
World.PrepareNavigation();
World.MarkDirtyChunk();
for (int i = 0; i < 4; ++i)
{
var gnomeActor = new Gnome(this, Blocks.Tiles);
gnomeActor.Location = new Coordinate(0, i, 1);
Actors.Add(gnomeActor);
Minds.Add(gnomeActor.Mind);
}
}