ITileMatcher <TTile, Nothing> CreateDecoMatcher(ITileRegistry <TTile> tiles)
{
var gd = GameData;
var map = gd.Map.DecorationLayer;
var wallMap = gd.Map.WallLayer;
bool IsNeitherWallOrPassageFn(int x, int y)
{
var tile = wallMap[x, y];
return(!gd.Rules.Walls.Stone.Equals(tile) && !gd.Rules.Walls.Passage.Equals(tile));
}
var wallsAsCardinals = new CardinalTileRegistry <TTile>(tiles);
var wallTypeSelector =
new DistinctTileMatcher <IDecorationType, TTile, Nothing>((x, y) => map[x, y]);
foreach (var decorationType in gd.Rules.DecorationTypes.Skip(1))
{
var target = decorationType;
wallTypeSelector.Add(decorationType,
new CardinalTileSelector <TTile, Nothing>(IsNeitherWallOrPassageFn,
CreateMatcher(map, target),
RenderingConfig.MatcherNavigator,
wallsAsCardinals, target.Name));
}
return(wallTypeSelector);
}
TileMatchControl CreateSettlementLayer()
{
var map = GameData.Terrain;
string Classify(int x, int y)
{
var s = map[x, y].City;
if (s != 0)
{
var settlement = GameData.Settlements[s];
var owner = GameData.Players[settlement.Owner];
var culture = owner.Culture.ToString().ToLowerInvariant();
var walled = settlement.Walled ? "wall" : "city";
return($"city.{culture}_{walled}");
}
return("");
}
var matcher = new DistinctTileMatcher <string, TTile, Nothing>(Classify);
matcher.Add("city.asian_wall", CreateSettlementMatch("city.asian_wall"));
matcher.Add("city.asian_city", CreateSettlementMatch("city.asian_city"));
matcher.Add("city.tropical_wall", CreateSettlementMatch("city.tropical_wall"));
matcher.Add("city.tropical_city", CreateSettlementMatch("city.tropical_city"));
matcher.Add("city.celtic_wall", CreateSettlementMatch("city.celtic_wall"));
matcher.Add("city.celtic_city", CreateSettlementMatch("city.celtic_city"));
matcher.Add("city.classical_wall", CreateSettlementMatch("city.classical_wall"));
matcher.Add("city.classical_city", CreateSettlementMatch("city.classical_city"));
matcher.Add("city.babylonian_wall", CreateSettlementMatch("city.babylonian_wall"));
matcher.Add("city.babylonian_city", CreateSettlementMatch("city.babylonian_city"));
return(new TileMatchControl(matcher, RotationCacheControl));
}
TileMatchControl CreateResourceLayer()
{
var resourceTypes = GameData.Rules.TerrainResourceTypes;
var map = GameData.Terrain;
int Query(int x, int y)
{
return(map[x, y].Resources);
}
bool AlwaysTrue(int x, int y)
{
return(true);
}
var m = new DistinctTileMatcher <int, TTile, Nothing>(Query);
for (var idx = 0; idx < resourceTypes.Count; idx++)
{
var resource = resourceTypes[idx];
if (resource.GraphicTag != null)
{
m.Add(idx, new BasicTileSelector <TTile, Nothing>(AlwaysTrue,
RenderingConfig.MatcherNavigator,
Tiles,
resource.GraphicTag));
}
}
// alternative ...
Tuple <TTile, Nothing> LookupTileFromResourceId(int idx)
{
var resource = resourceTypes[idx];
if (Tiles.FindFirstTile(resource, out var retval))
{
return(Tuple.Create(retval, Nothing.Instance));
}
return(null);
}
var cachedLookup = new LookupTable <Tuple <TTile, Nothing> >(resourceTypes.Count,
LookupTileFromResourceId);
Tuple <TTile, Nothing> QueryCachedData(int x, int y)
{
var data = map[x, y].Resources;
return(cachedLookup.Lookup(data));
}
var dm =
new DirectMappingTileMatcher <Tuple <TTile, Nothing>, TTile, Nothing>(
QueryCachedData, LookupTable.UnwrapTuple);
return(new TileMatchControl(dm, RotationCacheControl));
}
ITileMatcher <TTile, Nothing> BuildLayer(int layerIdx)
{
var matcher =
new DistinctTileMatcher <byte, TTile, Nothing>((x, y) => GameData.Terrain[x, y].TerrainIdx);
foreach (var t in GameData.Rules.TerrainTypes)
{
var tag = TileSet.FindFirstTerrain(t);
if (tag != null)
{
if (!tag.MatchRule.TryGetValue(layerIdx, out RenderLayerDefinition rd))
{
continue;
}
var idx = (byte)GameData.Rules.TerrainTypes.IndexOf(t);
ITileMatcher <TTile, Nothing> tileMatcher;
switch (rd.MatchType)
{
case TerrainMatchType.None:
tileMatcher = NoOpTileMatcher <TTile, Nothing> .Instance;
break;
case TerrainMatchType.Basic:
tileMatcher = GenerateBasicLayer(idx, rd);
break;
case TerrainMatchType.Cardinal:
tileMatcher = GenerateCardinalLayer(layerIdx, idx, rd);
break;
case TerrainMatchType.Corner:
tileMatcher = GenerateCornerLayer(layerIdx, idx, rd);
break;
case TerrainMatchType.CornerPair:
tileMatcher = GenerateCornerPairLayer(layerIdx, idx, rd);
break;
case TerrainMatchType.CellGroup:
tileMatcher = GenerateCellGroupLayer(layerIdx, rd);
break;
default:
throw new InvalidOperationException();
}
matcher.Add(idx, tileMatcher);
}
}
return(matcher);
}
ITileMatcher <TTile, Nothing> CreateWallMatcher(ITileRegistry <TTile> tiles)
{
var gd = GameData;
var map = gd.Map.WallLayer;
bool IsWallOrPassageFn(int x, int y)
{
var tile = map[x, y];
return(gd.Rules.Walls.Stone.Equals(tile) || gd.Rules.Walls.Passage.Equals(tile));
}
var wallsAsCardinals = new CardinalTileRegistry <TTile>(tiles);
var wallTypeSelector = new DistinctTileMatcher <IWallType, TTile, Nothing>((x, y) => map[x, y]);
wallTypeSelector.Add(gd.Rules.Walls.Stone,
new CardinalTileSelector <TTile, Nothing>(IsWallOrPassageFn,
CreateMatcher(map, gd.Rules.Walls.Stone),
RenderingConfig.MatcherNavigator,
wallsAsCardinals,
gd.Rules.Walls.Stone.Name));
return(wallTypeSelector);
}