public void SetVoxel(IntVector3 p, Voxel voxel)
{
this.Grid[p.Z, p.Y, p.X] = voxel;
}
void HandleVoxel(IntVector3 p, ref Voxel vox, ref IntGrid3 viewGrid, Direction visibleChunkFaces,
VertexList<TerrainVertex> vertexList)
{
// Faces that are visible due to viewgrid
Direction sliceFaces = GetVoxelSliceDirections(p, ref viewGrid) & visibleChunkFaces;
// Faces that are drawn (if there's something to draw)
Direction visibleFaces = (vox.VisibleFaces | sliceFaces) & visibleChunkFaces;
if (visibleFaces == 0)
return;
FaceTexture baseTexture, topTexture;
GetTextures(p, ref vox, out baseTexture, out topTexture, sliceFaces);
CreateCube(p, visibleFaces, ref baseTexture, ref topTexture, vertexList,
sliceFaces);
}
void FillVoxelMap()
{
m_voxelMap = new VoxelMap(ChunkSize);
foreach (var p in m_voxelMap.Size.Range())
{
var mp = this.ChunkOffset + p;
var td = m_map.GetTileData(mp);
// we don't use VisibleFaces for Empty, and Undefined is always hidden
if (td.IsEmptyNoWater || td.IsUndefined)
continue;
Voxel v = new Voxel();
v.VisibleFaces = GetVisibleFaces(mp);
m_voxelMap.SetVoxel(mp - this.ChunkOffset, v);
}
}
void GetTextures(IntVector3 p, ref Voxel vox, out FaceTexture baseTexture, out FaceTexture topTexture,
Direction sliceFaces)
{
var td = m_map.GetTileData(p);
baseTexture = new FaceTexture();
topTexture = new FaceTexture();
if (td.IsUndefined)
{
baseTexture = Chunk.UndefinedFaceTexture;
topTexture = baseTexture;
return;
}
if (td.WaterLevel > 0)
{
baseTexture.Symbol1 = SymbolID.Water;
baseTexture.Color0 = GameColor.MediumBlue;
baseTexture.Color1 = GameColor.SeaGreen;
topTexture = baseTexture;
return;
}
switch (td.ID)
{
case TileID.NaturalWall:
var matInfo = Materials.GetMaterial(td.MaterialID);
var color = matInfo.Color;
baseTexture.Color0 = GameColor.None;
baseTexture.Symbol1 = SymbolID.Wall;
baseTexture.Color1 = color;
var secondaryMatInfo = Materials.GetMaterial(td.SecondaryMaterialID);
switch (secondaryMatInfo.Category)
{
case MaterialCategory.Gem:
baseTexture.Symbol2 = SymbolID.GemOre;
baseTexture.Color2 = secondaryMatInfo.Color;
break;
case MaterialCategory.Mineral:
baseTexture.Symbol2 = SymbolID.ValuableOre;
baseTexture.Color2 = secondaryMatInfo.Color;
break;
default:
break;
}
// If the top face of the tile is visible, and it's not the slice level, we have a "floor"
if ((sliceFaces & Direction.Up) == 0 && (vox.VisibleFaces & Direction.PositiveZ) != 0)
{
if (m_map.Contains(p.Up) && m_map.GetTileData(p.Up).IsGreen)
{
var tdUp = m_map.GetTileData(p.Up);
var matInfoUp = Materials.GetMaterial(tdUp.MaterialID);
SymbolID symbol;
switch (matInfoUp.ID)
{
case MaterialID.ReedGrass:
symbol = SymbolID.Grass4;
break;
case MaterialID.RyeGrass:
symbol = SymbolID.Grass2;
break;
case MaterialID.MeadowGrass:
symbol = SymbolID.Grass3;
break;
case MaterialID.HairGrass:
symbol = SymbolID.Grass;
break;
default:
symbol = SymbolID.Undefined;
break;
}
topTexture.Color0 = GameColor.Green;
topTexture.Symbol1 = symbol;
topTexture.Color1 = GameColor.Green;
}
else if (matInfo.Category == MaterialCategory.Soil)
{
topTexture.Color0 = color;
topTexture.Symbol1 = SymbolID.Sand;
topTexture.Color1 = color;
}
else
{
topTexture.Color0 = color;
topTexture.Symbol1 = SymbolID.Floor;
topTexture.Color1 = color;
}
//floorTile.BgColor = GetTerrainBackgroundColor(matInfoDown);
}
else
{
topTexture = baseTexture;
}
return;
case TileID.Stairs:
baseTexture.Symbol1 = SymbolID.StairsDown;
baseTexture.Color1 = GameColor.Red;
topTexture = baseTexture;
return;
default:
throw new Exception();
}
}
public void UpdateVoxel(IntVector3 mp)
{
if (this.IsAllEmpty || this.IsAllUndefined)
{
// presume the chunk is no longer empty or undefined
this.IsAllEmpty = this.IsAllUndefined = false;
return;
}
if (m_voxelMap == null)
return;
var td = m_map.GetTileData(mp);
Voxel v = new Voxel();
// we don't use VisibleFaces for Empty, and Undefined is always hidden
if (!td.IsEmptyNoWater && !td.IsUndefined)
v.VisibleFaces = GetVisibleFaces(mp);
m_voxelMap.SetVoxel(mp - this.ChunkOffset, v);
}