/// <summary>
/// Clone TerrainData object
/// </summary>
/// <param name="source">
/// A <see cref="TerrainData"/>
/// </param>
/// <param name="detailResolutionPerPatch">
/// A <see cref="System.Int32"/>
/// </param>
/// <returns>
/// A <see cref="TerrainData"/>
/// </returns>
public static TerrainData Clone(TerrainData source, int detailResolutionPerPatch)
{
TerrainData dest = new TerrainData();
dest.alphamapResolution = source.alphamapResolution;
dest.baseMapResolution = source.baseMapResolution;
dest.SetDetailResolution(source.detailResolution, detailResolutionPerPatch);
DetailPrototype[] dp = new DetailPrototype[source.detailPrototypes.Length];
for (int i=0; i<dp.Length; i++) dp[i] = new DetailPrototype();
dest.detailPrototypes = dp;
for (int i=0; i<dp.Length; i++)
{
dest.detailPrototypes[i].bendFactor = source.detailPrototypes[i].bendFactor;
dest.detailPrototypes[i].dryColor = source.detailPrototypes[i].dryColor;
dest.detailPrototypes[i].healthyColor = source.detailPrototypes[i].healthyColor;
dest.detailPrototypes[i].maxHeight = source.detailPrototypes[i].maxHeight;
dest.detailPrototypes[i].maxWidth = source.detailPrototypes[i].maxWidth;
dest.detailPrototypes[i].minHeight = source.detailPrototypes[i].minHeight;
dest.detailPrototypes[i].minWidth = source.detailPrototypes[i].minWidth;
dest.detailPrototypes[i].noiseSpread = source.detailPrototypes[i].noiseSpread;
dest.detailPrototypes[i].prototype = source.detailPrototypes[i].prototype;
dest.detailPrototypes[i].prototypeTexture = source.detailPrototypes[i].prototypeTexture;
dest.detailPrototypes[i].renderMode = source.detailPrototypes[i].renderMode;
dest.detailPrototypes[i].usePrototypeMesh = source.detailPrototypes[i].usePrototypeMesh;
dest.SetDetailLayer(0,0,i,source.GetDetailLayer(0,0,source.detailWidth,source.detailHeight,i));
}
dest.RefreshPrototypes();
dest.heightmapResolution = source.heightmapResolution;
dest.SetHeights(0,0,source.GetHeights(0,0,source.heightmapWidth,source.heightmapHeight));
dest.hideFlags = source.hideFlags;
dest.name = source.name+" (Clone)";
dest.size = source.size;
dest.splatPrototypes = source.splatPrototypes;
dest.treeInstances = source.treeInstances;
dest.treePrototypes = source.treePrototypes;
dest.wavingGrassAmount = source.wavingGrassAmount;
dest.wavingGrassSpeed = source.wavingGrassSpeed;
dest.wavingGrassStrength = source.wavingGrassStrength;
dest.wavingGrassTint = source.wavingGrassTint;
return dest;
}
private void ApplyTextures(TerrainData terrainData)
{
var flatSplat = new SplatPrototype();
var steepSplat = new SplatPrototype();
flatSplat.texture = Settings.FlatTexture;
steepSplat.texture = Settings.SteepTexture;
terrainData.splatPrototypes = new SplatPrototype[]
{
flatSplat,
steepSplat
};
terrainData.RefreshPrototypes();
var splatMap = new float[terrainData.alphamapResolution, terrainData.alphamapResolution, 2];
for (var zRes = 0; zRes < terrainData.alphamapHeight; zRes++)
{
for (var xRes = 0; xRes < terrainData.alphamapWidth; xRes++)
{
var normalizedX = (float)xRes / (terrainData.alphamapWidth - 1);
var normalizedZ = (float)zRes / (terrainData.alphamapHeight - 1);
var steepness = terrainData.GetSteepness(normalizedX, normalizedZ);
var steepnessNormalized = Mathf.Clamp(steepness / 1.5f, 0, 1f);
splatMap[zRes, xRes, 0] = 1f - steepnessNormalized;
splatMap[zRes, xRes, 1] = steepnessNormalized;
}
}
terrainData.SetAlphamaps(0, 0, splatMap);
}
private void ApplyTextures(TerrainData data)
{
var flatSplat = new SplatPrototype();
var steepSplat = new SplatPrototype();
flatSplat.texture = Settings.FlatTexture;
steepSplat.texture = Settings.SteepTexture;
data.splatPrototypes = new []
{
flatSplat,
steepSplat
};
data.RefreshPrototypes();
var splatMap = new float[data.alphamapResolution, data.alphamapResolution, 2];
for (var z = 0; z < data.alphamapHeight; z++)
{
for (var x = 0; x < data.alphamapWidth; x++)
{
var normalizedX = (float)x / (data.alphamapWidth - 1);
var normalizedZ = (float)z / (data.alphamapHeight - 1);
var steepness = data.GetSteepness(normalizedX, normalizedZ) * Settings.SteepnessTextureMultiplier;
var steepnessNormalized = Mathf.Clamp(steepness, 0, 1f);
splatMap[z, x, 0] = 1f - steepnessNormalized;
splatMap[z, x, 1] = steepnessNormalized;
}
}
data.SetAlphamaps(0, 0, splatMap);
}
void finalizeHeightmap(RenderedHeightmap rh) {
TerrainData tData = new TerrainData();
tData.heightmapResolution = chunkResolution;
tData.alphamapResolution = chunkResolution;
tData.size = new Vector3(chunkWidth, terrainHeight, chunkWidth);
tData.splatPrototypes = splats;
tData.RefreshPrototypes();
/* Create and position the terrain */
GameObject terrain = Terrain.CreateTerrainGameObject(tData);
terrain.transform.position = new Vector3(
chunkWidth * rh.coord.x,
0.0f,
chunkWidth * rh.coord.z);
/* Set the heightmap data from the background thread. */
tData.SetHeights(0, 0, rh.heightmap);
stitchTerrain(tData, rh.coord);
chunks[rh.coord] = tData;
// texturing
tData.SetAlphamaps(0, 0, rh.splatmap);
}
void finalizeHeightmap(RenderedHeightmap rh)
{
TerrainData tData = new TerrainData();
tData.heightmapResolution = chunkResolution;
tData.alphamapResolution = chunkResolution;
tData.SetDetailResolution(chunkResolution*2, 1);
tData.size = new Vector3(chunkWidth, terrainHeight, chunkWidth);
tData.splatPrototypes = splats;
tData.detailPrototypes = grassProto;
tData.treePrototypes = treeProto;
tData.RefreshPrototypes();
// tree placement
tData.treeInstances = rh.treeInstances.ToArray();
/* Create and position the terrain */
GameObject terrain = Terrain.CreateTerrainGameObject(tData);
terrain.transform.position = new Vector3 (
chunkWidth * rh.coord.x,
0.0f,
chunkWidth * rh.coord.z);
/* Set the heightmap data from the background thread. */
tData.SetHeights(0, 0, rh.heightmap);
stitchTerrain(tData, rh.coord);
chunks[rh.coord] = tData;
// texturing
tData.SetAlphamaps(0, 0, rh.splatmap);
// grass placement
/*if (texturesToAffect.Length != 0) {
var detailedLayer = grassPlacement (tData.detailResolution, tData.GetAlphamaps (0, 0,
tData.alphamapWidth,
tData.alphamapHeight));
tData.SetDetailLayer (0, 0, grassType, detailedLayer);
}*/
}
// Use this for initialization
void Start()
{
t = terrain.GetComponent<Terrain>();
td = t.terrainData;
float[,] heights = new float[(int)td.size.x, (int)td.size.z];
System.Random rand = new System.Random();
for(int i = 0 ; i < td.size.x; i++)
{
for(int j = 0 ; j < td.size.z; j++)
{
// heights[i, j] += ((float) SimplexNoise.noise(i, j))>0?(float) SimplexNoise.noise(i, j):0;
}
}
normalizePerlin(ref heights, new Vector2(td.size.x - 1, td.size.z - 1));
td.SetHeights(0, 0, heights);
td.RefreshPrototypes();
t.Flush();
}
void makeTerrain(int x, int z)
{
EditorUtility.DisplayProgressBar("Expand Terrain", "Creating GameObject...", 0.5f);
TerrainData terrainData = new TerrainData();
TerrainData selTerrainData = Selection.activeGameObject.GetComponent<Terrain>().terrainData;
terrainData.heightmapResolution = selTerrainData.heightmapResolution;
terrainData.alphamapResolution = selTerrainData.alphamapResolution;
terrainData.baseMapResolution = selTerrainData.baseMapResolution;
terrainData.SetDetailResolution(selTerrainData.detailResolution, 8);
terrainData.name = "Terrain" + x + "_" + z;
Vector3 pos;
pos.x = selTerrainData.size.x * x;
pos.y = 0.0f;
pos.z = selTerrainData.size.z * z;
terrainData.size = selTerrainData.size;
terrainData.RefreshPrototypes();
GameObject terrObj = Terrain.CreateTerrainGameObject(terrainData);
terrObj.transform.position = pos;
terrObj.name = "t" + x + "." + z;
terrObj.GetComponent<Terrain>().Flush();
AssetDatabase.CreateAsset(terrainData, "Assets/Terrain" + x + "_" + z + ".asset");
if (teExpandOpts[0] == true) { EditorUtility.DisplayProgressBar("Expand Terrain", "Generating Heightmap...", 0.5f); TENoiseLab.genIt(terrObj); }
if (teExpandOpts[1] == true) { EditorUtility.DisplayProgressBar("Expand Terrain", "Generating Textures...", 0.5f); terrainData.splatPrototypes = selTerrainData.splatPrototypes; TETextures.genIt(terrObj); }
if (teExpandOpts[2] == true) { EditorUtility.DisplayProgressBar("Expand Terrain", "Generating Detail...", 0.5f); terrainData.detailPrototypes = selTerrainData.detailPrototypes; TEDetail.genIt(terrObj); }
if (teExpandOpts[3] == true) { EditorUtility.DisplayProgressBar("Expand Terrain", "Generating Foliage...", 0.5f); terrainData.treePrototypes = selTerrainData.treePrototypes; TETrees.genIt(terrObj); }
EditorUtility.ClearProgressBar();
TerrainEdge.getNeighbors(Selection.activeGameObject);
}
public static void reRes(GameObject go,int detailRes, int heightRes, int alphaRes)
{
TerrainData tdat = go.GetComponent<Terrain>().terrainData;
TerrainData terrainData = new TerrainData();
string goName = go.name+"_new";
string terName = tdat.name;
terrainData.heightmapResolution = heightRes;
terrainData.alphamapResolution = alphaRes;
terrainData.SetDetailResolution(detailRes,8);
terrainData.baseMapResolution = tdat.baseMapResolution;
terrainData.detailPrototypes = tdat.detailPrototypes;
terrainData.splatPrototypes = tdat.splatPrototypes;
terrainData.treePrototypes = tdat.treePrototypes;
terrainData.treeInstances = tdat.treeInstances;
terrainData.size = tdat.size;
terrainData.RefreshPrototypes();
GameObject terrObj = Terrain.CreateTerrainGameObject(terrainData);
terrObj.transform.position=new Vector3(0f,0f,0f);
terrObj.name = goName;
terrObj.GetComponent<Terrain>().Flush();
float mult = 0.0f;
int destres = 0;
destres = detailRes;
int[,] detaildatasource = new int[tdat.detailResolution,tdat.detailResolution];
int[,] detaildatadest = new int[destres,destres];
for(int layer=0; layer<tdat.detailPrototypes.Length; layer++){
detaildatasource = tdat.GetDetailLayer(0,0,tdat.detailResolution,tdat.detailResolution,layer);
mult=(float)tdat.detailResolution/(float)destres;
for(int y=0;y<destres;y++){
for(int x=0;x<destres;x++){
int xold = (int)(mult * (float)x);
int yold = (int)(mult * (float)y);
detaildatadest[x,y]=detaildatasource[xold,yold];
}
}
terrainData.SetDetailLayer(0,0,layer,detaildatadest);
}
destres = heightRes;
float[,] heightdatasource = new float[tdat.heightmapResolution,tdat.heightmapResolution];
float[,] heightdatadest = new float[destres,destres];
heightdatasource = tdat.GetHeights(0,0,tdat.heightmapResolution,tdat.heightmapResolution);
mult=((float)tdat.heightmapResolution-1.0f)/((float)destres-1.0f);
for(int y=0;y<destres;y++){
for(int x=0;x<destres;x++){
int xold = (int)(mult * (float)x);
int yold = (int)(mult * (float)y);
heightdatadest[x,y]=heightdatasource[xold,yold];
}
}
destres = alphaRes;
float[,,] alphadata = tdat.GetAlphamaps(0,0,tdat.alphamapResolution,tdat.alphamapResolution);
float[,,] alphadatadest = new float[destres,destres,tdat.splatPrototypes.Length];
mult=(float)tdat.alphamapResolution/(float)destres;
for(int i=0;i<tdat.splatPrototypes.Length;i++){
for(int y=0;y<destres;y++){
for(int x=0;x<destres;x++){
int xold = (int)(mult * (float)x);
int yold = (int)(mult * (float)y);
alphadatadest[x,y,i] = alphadata[xold,yold,i];
}
}
}
terrObj.GetComponent<Terrain>().terrainData.SetHeights(0,0,heightdatadest);
AssetDatabase.CreateAsset(terrainData, "Assets/"+terName+"_new.asset");
AssetDatabase.SaveAssets();
TerrainData terrainData2Splat = (TerrainData)AssetDatabase.LoadAssetAtPath("Assets/"+terName+"_new.asset", typeof(TerrainData));
terrainData2Splat.splatPrototypes = tdat.splatPrototypes;
terrainData2Splat.RefreshPrototypes();
terrainData2Splat.SetAlphamaps (0, 0, alphadatadest);
AssetDatabase.SaveAssets();
go.active = false;
}
public static void newTerrainAutoName(int x, int z, float hMapWidth, float hMapHeight, int hMapRes, int aMapRes, int bMapRes, int dRes, int dResPP){
TerrainData terrainData = new TerrainData();
terrainData.heightmapResolution = hMapRes;
terrainData.alphamapResolution = aMapRes;
terrainData.baseMapResolution = bMapRes;
terrainData.SetDetailResolution(dRes,dResPP);
terrainData.name = "Terrain"+x+"_"+z;
Vector3 size;
size.x = hMapWidth;
size.y = hMapHeight;
size.z = hMapWidth;
Vector3 pos;
pos.x = hMapWidth * x;
pos.y = 0.0f;
pos.z = hMapWidth * z;
terrainData.size = size;
terrainData.RefreshPrototypes();
GameObject terrObj = Terrain.CreateTerrainGameObject(terrainData);
terrObj.transform.position=pos;
terrObj.name = "t"+x+"."+z;
terrObj.GetComponent<Terrain>().Flush();
AssetDatabase.CreateAsset(terrainData, "Assets/Terrain"+x+"_"+z+".asset");
}