private TextureChunkData GetBestChunkForChunk(TextureChunkData mainChunk, TextureChunkData[] chunksToPullFrom)
{
int bestChunkIndex = -1;
int lowestDifference = int.MaxValue;
for (int i = 0; i < chunksToPullFrom.Length; i++)
{
TextureChunkData candidateChunk = chunksToPullFrom[i];
int difference = 0;
for (int j = 0; j < mainChunk.colors.Length; j++)
{
Color32 color1 = mainChunk.colors[j];
Color32 color2 = candidateChunk.colors[j];
int bw1 = color1.r * 30 + color1.g * 59 + color1.b * 11;
int bw2 = color2.r * 30 + color2.g * 59 + color2.b * 11;
int bwDiff = bw1 - bw2;
bwDiff = (bwDiff + (bwDiff >> 31)) ^ (bwDiff >> 31); //Absolute Value
difference += bwDiff;
}
if (difference < lowestDifference)
{
lowestDifference = difference;
bestChunkIndex = i;
}
}
return(chunksToPullFrom[bestChunkIndex]);
}
public void DrawMapInEditor()
{
//Used to store prefab objects in edit mode and delete them when changes are made (is a bit buggy)
if (_biomeContainer != null)
{
DestroyImmediate(_biomeContainer.gameObject);
}
_biomeContainer = new GameObject("DELETE ME IF MANY OF ME").transform;
//Apply material to mesh
_textureData.ApplyToMaterial(_terrainMaterial);
_textureData.UpdateMeshHeights(_terrainMaterial, _heightMapSettings.MinHeight, _heightMapSettings.MaxHeight);
//Generate the heightmap for the chunk at origin
HeightMap heightMap = HeightMapGenerator.GenerateHeightMap(_meshSettings.NumVertsPerLine, _meshSettings.NumVertsPerLine, _heightMapSettings, _chunkCoord);
Vector2 sampleCenter = _chunkCoord * _meshSettings.MeshWorldSize / _meshSettings.MeshScale;
float[,] noise1 = Noise.GenerateNoiseMap(_meshSettings.NumVertsPerLine * _noiseViewSize, _meshSettings.NumVertsPerLine * _noiseViewSize, 1, _noiseSettingsData_1.NoiseSettingsDataMerge, _chunkCoord);
noise1 = Noise.Clamp(noise1, _noiseSettingsData_1);
float[,] noise2 = Noise.GenerateNoiseMap(_meshSettings.NumVertsPerLine * _noiseViewSize, _meshSettings.NumVertsPerLine * _noiseViewSize, 1, _noiseSettingsData_2.NoiseSettingsDataMerge, _chunkCoord);
noise2 = Noise.Clamp(noise2, _noiseSettingsData_2);
float[,] noise = _noiseMergeType == NoiseMergeType.ONLY_FIRST ? noise1 : noise2;
if (_drawMode == DrawMode.NOISE_MAP)
{
DrawTexture(TextureGenerator.TextureFromNoise(noise));
}
else if (_drawMode == DrawMode.MESH)
{
DrawMesh(MeshGenerator.GenerateTerrainMesh(heightMap.heightMap, _meshSettings, _editorPreviewLevelOfDetail));
}
else if (_drawMode == DrawMode.FALL_OF_MAP)
{
float[,] fallOf = (new HeightMap(FallofGenerator.GenerateFallofMap(_meshSettings.NumVertsPerLine), 1, 1).heightMap);
DrawTexture(TextureGenerator.TextureFromNoise(fallOf));
}
else if (_drawMode == DrawMode.BIOME)
{
MeshData meshData = MeshGenerator.GenerateTerrainMesh(heightMap.heightMap, _meshSettings, _editorPreviewLevelOfDetail);
DrawMesh(meshData);
PrefabSpawner prefabSpawner = new PrefabSpawner();
List <SpawnInfo> spawnInfo = prefabSpawner.SpawnOnChunk(2, 0, _biome, heightMap, meshData, _meshSettings, new Vector2(sampleCenter.x, -sampleCenter.y), _chunkCoord);
prefabSpawner.SpawnSpawnInfo(spawnInfo, _biomeContainer, true);
}
else if (_drawMode == DrawMode.MAP)
{
TextureChunkData data = TextureGenerator.DrawMap(_meshSettings.NumVertsPerLine * _noiseViewSize, _mapSettings, new Vector2(sampleCenter.x, -sampleCenter.y), _chunkCoord);
DrawTexture(TextureGenerator.TextureFromColorMap(data.colorMap, data.width, data.height));
}
}
//Connect back with main thread
private static void ReceivedTextureChunkData(object data)
{
TextureChunkData thisData = (TextureChunkData)data;
AddTexture(TextureGenerator.TextureFromColorMap(thisData.colorMap, thisData.width, thisData.height), thisData.chunkCoord);
}
