// -----------------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------------
private Texture2D BuildBiomeTexture(HeightTemplate[,] heightTypes, TemperatureTemplate[,] heatTypes, MoistureTemplate[,] moistureTypes, DifficultyTemplate[,] difficultyTypes, BiomeTemplate[,] chosenBiomes)
{
int tileSize = heatTypes.GetLength(0);
Color[] colorMap = new Color[tileSize * tileSize];
for (int zIndex = 0; zIndex < tileSize; zIndex++)
{
for (int xIndex = 0; xIndex < tileSize; xIndex++)
{
int colorIndex = zIndex * tileSize + xIndex;
HeightTemplate heightType = heightTypes [zIndex, xIndex];
// check if the current coordinate is a water region
//if (heightTerrainType.name != "water") {
// a coordinates biome will be defined by the heat and moisture values
TemperatureTemplate heatType = heatTypes [zIndex, xIndex];
MoistureTemplate moistureType = moistureTypes [zIndex, xIndex];
DifficultyTemplate difficultyType = difficultyTypes [zIndex, xIndex];
// choose biome template (if any)
System.Random rnd = new System.Random();
List <BiomeTemplate> finalBiomes = new List <BiomeTemplate>();
foreach (BiomeTemplate tmpl in root.biomeSettings.templates)
{
if (tmpl.ValidateTerrainType(heightType, heatType, moistureType, difficultyType))
{
finalBiomes.Add(tmpl);
}
}
BiomeTemplate biome = finalBiomes[rnd.Next(finalBiomes.Count)];
// assign the color according to the selected biome
colorMap [colorIndex] = biome.color;
// save biome in chosenBiomes matrix only when it is not water
chosenBiomes [zIndex, xIndex] = biome;
//} else {
// water regions don't have biomes, they always have the same color
// colorMap [colorIndex] = this.waterColor;
//}
}
}
// create a new texture and set its pixel colors
Texture2D tileTexture = new Texture2D(tileSize, tileSize);
tileTexture.wrapMode = TextureWrapMode.Clamp;
tileTexture.SetPixels(colorMap);
tileTexture.Apply();
return(tileTexture);
}
// -----------------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------------
public TileData GenerateTile(LevelGeneration _levelGeneration)
{
// setup dependencies
root = _levelGeneration;
noiseMapGeneration.root = root;
// calculate tile depth and width based on the mesh vertices
meshVertices = meshFilter.sharedMesh.vertices;
tileSize = (int)Mathf.Sqrt(meshVertices.Length);
// calculate the offsets based on the tile position
offsetX = -this.gameObject.transform.position.x;
offsetZ = -this.gameObject.transform.position.z;
// calculate vertex offset based on the Tile position and the distance between vertices
Vector3 tileDimensions = meshFilter.sharedMesh.bounds.size;
float distanceBetweenVertices = tileDimensions.z / (float)tileSize;
vertexOffset = this.gameObject.transform.position.z / distanceBetweenVertices;
GenerateHeightMap();
GenerateHeatMap();
GenerateMoistureMap();
GenerateDifficultyMap();
// ------- build all textures ---------
// build a Texture2D from the height map
HeightTemplate[,] chosenHeightTypes = new HeightTemplate[tileSize, tileSize];
heightTexture = BuildTexture(heightMap, root.heightSettings.templates, chosenHeightTypes);
// build a Texture2D from the heat map
TemperatureTemplate[,] chosenHeatTypes = new TemperatureTemplate[tileSize, tileSize];
heatTexture = BuildTexture(heatMap, root.temperatureSettings.templates, chosenHeatTypes);
// build a Texture2D from the moisture map
MoistureTemplate[,] chosenMoistureTypes = new MoistureTemplate[tileSize, tileSize];
moistureTexture = BuildTexture(moistureMap, root.moistureSettings.templates, chosenMoistureTypes);
// build a Texture2D from the difficulty map
DifficultyTemplate[,] chosenDifficultyTypes = new DifficultyTemplate[tileSize, tileSize];
difficultyTexture = BuildTexture(difficultyMap, root.difficultySettings.templates, chosenDifficultyTypes);
// build a biomes Texture2D from the three other noise variables
BiomeTemplate[,] chosenBiomes = new BiomeTemplate[tileSize, tileSize];
biomeTexture = BuildBiomeTexture(chosenHeightTypes, chosenHeatTypes, chosenMoistureTypes, chosenDifficultyTypes, chosenBiomes);
// -------
// update the visualization mode
UpdateVisualizationMode();
// update the tile mesh vertices according to the height map
UpdateMeshVertices(heightMap);
TileData tileData = new TileData(heightMap, heatMap, moistureMap, difficultyMap,
chosenHeightTypes, chosenHeatTypes, chosenMoistureTypes, chosenDifficultyTypes, chosenBiomes,
meshFilter.mesh, (Texture2D)this.tileRenderer.sharedMaterial.mainTexture);
return(tileData);
}
// -----------------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------------
public virtual bool ValidateTerrainType(HeightTemplate heightType, TemperatureTemplate heatType, MoistureTemplate moistureType, DifficultyTemplate difficultyType, BiomeTemplate biomeType = null)
{
bool bValid = (Random.value <= chance);
// -- validate height (if any)
if (heightType != null && heightTypes != null && heightTypes.Length > 0)
{
bValid = (heightTypes.Any(x => x.name == heightType.name)) ? bValid : false;
}
// -- validate heat (if any)
if (heatType != null && heatTypes != null && heatTypes.Length > 0)
{
bValid = (heatTypes.Any(x => x.name == heatType.name)) ? bValid : false;
}
// -- validate moisture (if any)
if (moistureType != null && moistureTypes != null && moistureTypes.Length > 0)
{
bValid = (moistureTypes.Any(x => x.name == moistureType.name)) ? bValid : false;
}
// -- validate difficulty (if any)
if (difficultyType != null && difficultyTypes != null && difficultyTypes.Length > 0)
{
bValid = (difficultyTypes.Any(x => x.name == difficultyType.name)) ? bValid : false;
}
return(bValid);
}
// -----------------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------------
public override bool ValidateTerrainType(HeightTemplate heightType, TemperatureTemplate heatType, MoistureTemplate moistureType, DifficultyTemplate difficultyType, BiomeTemplate biomeType = null)
{
bool bValid = base.ValidateTerrainType(heightType, heatType, moistureType, difficultyType);
// -- validate biome (if any)
if (biomeType != null && biomeTypes.Length > 0)
{
bValid = (biomeTypes.Any(x => x.name == biomeType.name)) ? bValid : false;
}
return(bValid);
}
// -----------------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------------
public void Generate(int mapSize, float _distanceBetweenVertices, LevelData levelData)
{
if (!active)
{
return;
}
distanceBetweenVertices = _distanceBetweenVertices;
for (int i = 0; i < doodads.Length; i++)
{
// generate a root object
root = new GameObject("DoodadRoot_" + i.ToString());
root.transform.parent = this.gameObject.transform;
// select doodads to generate
DoodadRow chosenDoodads = doodads[i];
// generate a tree noise map using Perlin Noise
float[,] treeMap = this.noiseMapGeneration.GeneratePerlinNoiseMap(mapSize, levelData.scale, 0, 0, this.waves);
//float levelSizeX = mapSize * distanceBetweenVertices;
for (int zIndex = 0; zIndex < mapSize; zIndex++)
{
for (int xIndex = 0; xIndex < mapSize; xIndex++)
{
// convert from Level Coordinate System to Tile Coordinate System and retrieve the corresponding TileData
TileCoordinate tileCoordinate = levelData.ConvertToTileCoordinate(zIndex, xIndex);
TileData tileData = levelData.tilesData [tileCoordinate.tileZIndex, tileCoordinate.tileXIndex];
int tileWidth = tileData.heightMap.GetLength(1);
// calculate the mesh vertex index
meshVertices = tileData.mesh.vertices;
int vertexIndex = tileCoordinate.coordinateZIndex * tileWidth + tileCoordinate.coordinateXIndex;
// sample all map data at this coordinate
HeightTemplate heightType = tileData.chosenHeightTypes [tileCoordinate.coordinateZIndex, tileCoordinate.coordinateXIndex];
TemperatureTemplate heatType = tileData.chosenHeatTypes [tileCoordinate.coordinateZIndex, tileCoordinate.coordinateXIndex];
MoistureTemplate moistureType = tileData.chosenMoistureTypes [tileCoordinate.coordinateZIndex, tileCoordinate.coordinateXIndex];
DifficultyTemplate difficultyType = tileData.chosenDifficultyTypes [tileCoordinate.coordinateZIndex, tileCoordinate.coordinateXIndex];
BiomeTemplate biomeType = tileData.chosenBiomes [tileCoordinate.coordinateZIndex, tileCoordinate.coordinateXIndex];
// choose doodad template (if any)
DoodadTemplate template = null;
System.Random rnd = new System.Random();
List <DoodadTemplate> finalDoodads = new List <DoodadTemplate>();
foreach (DoodadTemplate tmpl in chosenDoodads.doodads)
{
if (tmpl.ValidateTerrainType(heightType, heatType, moistureType, difficultyType, biomeType))
{
finalDoodads.Add(tmpl);
}
}
if (finalDoodads.Count > 0)
{
template = finalDoodads[rnd.Next(finalDoodads.Count)];
}
// validate doodad
if (template != null)
{
float treeValue = treeMap [zIndex, xIndex];
//int terrainTypeIndex = terrainType.index;
// compares the current tree noise value to the neighbor ones
int neighborZBegin = (int)Mathf.Max(0, zIndex - template.neighborRadius * levelGeneration.scaleMultiplier);
int neighborZEnd = (int)Mathf.Min(mapSize - 1, zIndex + template.neighborRadius * levelGeneration.scaleMultiplier);
int neighborXBegin = (int)Mathf.Max(0, xIndex - template.neighborRadius * levelGeneration.scaleMultiplier);
int neighborXEnd = (int)Mathf.Min(mapSize - 1, xIndex + template.neighborRadius * levelGeneration.scaleMultiplier);
float maxValue = 0f;
for (int neighborZ = neighborZBegin; neighborZ <= neighborZEnd; neighborZ++)
{
for (int neighborX = neighborXBegin; neighborX <= neighborXEnd; neighborX++)
{
float neighborValue = treeMap [neighborZ, neighborX];
// saves the maximum tree noise value in the radius
if (neighborValue >= maxValue)
{
maxValue = neighborValue;
}
}
}
// if the current tree noise value is the maximum one, place a tree in this location
if (treeValue == maxValue)
{
InstantiateDoodad(template, zIndex, xIndex, vertexIndex);
}
}
}
}
}
}
