public void Generate()
{
if (Randomize)
{
Offset = Random.Range(0f, 9999f);
}
TerrainData terrainData = Terrain.activeTerrain.terrainData;
terrainData.heightmapResolution = Width + 1;
terrainData.alphamapResolution = Width;
terrainData.SetDetailResolution(Width, 8);
terrainData.size = new Vector3(Width, Depth, Height);
float[,] falloff = null;
if (UseFalloffMap)
{
falloff = new FalloffMap
{
FalloffDirection = FalloffDirection,
FalloffRange = FalloffRange,
Size = Width
}.Generate();
}
float[,] noiseMap = GenerateNoise(falloff);
terrainData.SetHeights(0, 0, noiseMap);
}
private void UpdateFalloffMap()
{
falloffMap = MapGenerator.GenerateFalloffMap(mapWidth, currentFalloffMapSettings);
falloffMapPreviewImage.texture = TextureGenerator.TextureFromFloatArray2D(falloffMap.values, Color.black, Color.white);
UpdateHeightMap();
}
private void CreateMaps()
{
falloffMap = MapGenerator.GenerateFalloffMap(mapWidth, currentFalloffMapSettings);
heightMap = MapGenerator.GenerateHeightMap(mapWidth, mapHeight, currentHeightMapSettings, falloffMap, Vector2.zero);
treeBiomeMap = MapGenerator.GenerateBiomeMap(clutterMapWidth, clutterMapWidth, currentTreeBiomeMapSettings, Vector2.zero, true);
rockBiomeMap = MapGenerator.GenerateBiomeMap(clutterMapWidth, clutterMapWidth, currentRockBiomeMapSettings, Vector2.zero, true);
treeClutterMap = MapGenerator.GenerateClutterMap(clutterMapWidth, clutterMapWidth, currentTreeMapSettings, Vector2.zero, treeBiomeMap, true);
rockClutterMap = MapGenerator.GenerateClutterMap(clutterMapWidth, clutterMapWidth, currentRockMapSettings, Vector2.zero, rockBiomeMap, true);
previewMap = MapGenerator.GeneratePreviewMap(mapWidth, mapHeight, worldMinHeight, worldMaxHeight, previewSettings, heightMap, currentTextureSettings /*, new ClutterMap[] { rockClutterMap, treeClutterMap }*/);
//treeBiomeMapSeed = currentTreeBiomeMapSettings.noiseSettings.seed;
//rockBiomeMapSeed = currentRockBiomeMapSettings.noiseSettings.seed;
//treeMapSeed = currentTreeMapSettings.noiseSettings.seed;
//rockMapSeed = currentRockMapSettings.noiseSettings.seed;
}
public void EditorDrawMap()
{
textureData.UpdateMeshHeights(terrainMaterial, heightMapSettings.minHeight, heightMapSettings.maxHeight);
HeightMap heightMap = HeightMapGenerator.GenerateHeightMap(meshSettings.numVertsPerLine, meshSettings.numVertsPerLine, heightMapSettings, Vector2.zero);
MapDisplay mapDisplay = FindObjectOfType <MapDisplay>();
if (drawMode == DrawMode.NoiseMap)
{
mapDisplay.TextureDrawer(TextureGenerator.TextureFromHeightMap(heightMap.values));
}
else if (drawMode == DrawMode.Mesh)
{
mapDisplay.DrawMesh(MeshGenerator.TerrainMeshGenerator(heightMap.values, meshSettings, editorLOD));
}
else if (drawMode == DrawMode.FalloffMap)
{
mapDisplay.TextureDrawer(TextureGenerator.TextureFromHeightMap(FalloffMap.GenerateFalloffMap(meshSettings.numVertsPerLine)));
}
}
public static HeightMap GenerateHeightMap(int width, int height, HeightMapSettings settings, FalloffMap falloffMap, Vector2 sampleCenter)
{
float[,] values = NoiseGenerator.GeneratePerlinNoiseMap(width, height, settings.noiseSettings, sampleCenter);
float minValue = float.MaxValue;
float maxValue = float.MinValue;
for (int i = 0; i < width; i++)
{
for (int j = 0; j < height; j++)
{
if (settings.useFalloff)
{
values[i, j] *= settings.heightCurve.Evaluate(values[i, j]) * settings.heightMultiplier * falloffMap.values[i, j];
}
else
{
values[i, j] *= settings.heightCurve.Evaluate(values[i, j]) * settings.heightMultiplier;
}
if (values[i, j] > maxValue)
{
maxValue = values[i, j];
}
if (values[i, j] < minValue)
{
minValue = values[i, j];
}
}
}
return(new HeightMap(values, minValue, maxValue));
}
