// Use this for initialization void Awake() { // This line just gets the starting time of the generation so that the total generation time // can be recorded and displayed float generationStartTime = Time.realtimeSinceStartup; RuntimeSampleHelper.RemoveDefaultCamera(); // Create the terrains and store references to them terrainsList = new List <Terrain>(); for (float tx = 0f; tx < landscapeSize.x - 1f; tx += 2000f) { for (float ty = 0f; ty < landscapeSize.y - 1f; ty += 2000f) { // Create a new gameobject GameObject terrainObj = new GameObject("Runtime Terrain"); // Correctly parent and position the terrain terrainObj.transform.parent = this.transform; terrainObj.transform.localPosition = new Vector3(tx, 0f, ty); // Add a terrain component Terrain newTerrain = terrainObj.AddComponent <Terrain>(); // Set terrain settings (depending on your situtation, you may need to set more or less than I have in this example) newTerrain.heightmapPixelError = 1; newTerrain.basemapDistance = 5000f; newTerrain.treeDistance = 5000f; newTerrain.treeBillboardDistance = 100f; newTerrain.detailObjectDistance = 150f; newTerrain.treeCrossFadeLength = 25f; // Set terrain data settings (same as above comment) TerrainData newTerrainData = new TerrainData(); // One thing to note here is that modfiying the heightmap resolution not only clears all terrai height data, // it also scales up or down the size of the terrain. So you should always set the heightmap resolution // BEFORE you set the terrain size newTerrainData.heightmapResolution = 513; newTerrainData.size = Vector3.one * 2000f; newTerrain.terrainData = newTerrainData; // Set up the terrain collider TerrainCollider newTerrainCol = terrainObj.AddComponent <TerrainCollider>(); newTerrainCol.terrainData = newTerrainData; // Add the terrain to the list of terrains terrainsList.Add(newTerrain); } } // Set the topography noise variables float maskWarpAmount = 0f; float maskNoiseTileSize = 10000f; float maskNoiseOffsetX = 0f; float maskNoiseOffsetY = 0f; AnimationCurve distanceToCentreMask = new AnimationCurve(); int keyInt = distanceToCentreMask.AddKey(0f, 1f); keyInt = distanceToCentreMask.AddKey(0.529f, 0.959f); keyInt = distanceToCentreMask.AddKey(1f, 0f); Keyframe[] curveKeys = distanceToCentreMask.keys; curveKeys[0].inTangent = 0f; curveKeys[0].outTangent = 0f; curveKeys[1].inTangent = -0.25f; curveKeys[1].outTangent = -0.25f; curveKeys[2].inTangent = 0f; curveKeys[2].outTangent = 0f; distanceToCentreMask = new AnimationCurve(curveKeys); AnimationCurve maskNoiseCurveModifier = AnimationCurve.Linear(0f, 0.5f, 1f, 1f); // Avoid warning of keyInt not being used. if (keyInt == 0) { } // Create the terrain topographies for (int t = 0; t < terrainsList.Count; t++) { // Use the LBLandscapeTerrain.PerlinNoiseHeightmap function for value based perlin noise // This example is using the values from the Rolling Hills preset terrainsList[t].terrainData = LBLandscapeTerrain.PerlinNoiseHeightmap(terrainsList[t].terrainData, terrainsList[t].transform.position, 7, 10000f, Vector2.zero, 1f, 2.00f, 0.40f, true, true, 1, 0.5f, 0, LBCurve.SetCurveFromPreset(LBCurve.CurvePreset.None), 1.5f); if (IsMaskingOn) { // Example of applying a mask to the terrain topography terrainsList[t].terrainData = LBLandscapeTerrain.MaskedHeightmap(terrainsList[t].terrainData, terrainsList[t].transform.position, landscapeSize, transform.position, 1, distanceToCentreMask, maskWarpAmount, maskNoiseTileSize, new Vector2(maskNoiseOffsetX, maskNoiseOffsetY), maskNoiseCurveModifier); } } // Create a list of LBTerrainTexture objects // These contain the textures and normal maps but also the rules for applying them to the terrain List <LBTerrainTexture> terrainTexturesList = new List <LBTerrainTexture>(); // Populate the list by creating temporary LBTerrainTexture objects and adjusting their settings, // then adding each one into the list // Grass Hill texture LBTerrainTexture tempTerrainTexture = new LBTerrainTexture(); tempTerrainTexture.texture = grassHillTexture; tempTerrainTexture.normalMap = grassHillNormalMap; tempTerrainTexture.tileSize = Vector2.one * 25f; tempTerrainTexture.minInclination = 0f; tempTerrainTexture.maxInclination = 45f; tempTerrainTexture.useNoise = true; tempTerrainTexture.noiseTileSize = 100f; tempTerrainTexture.texturingMode = LBTerrainTexture.TexturingMode.Inclination; terrainTexturesList.Add(tempTerrainTexture); // Rock Layered texture tempTerrainTexture = new LBTerrainTexture(); tempTerrainTexture.texture = rockLayeredTexture; tempTerrainTexture.normalMap = rockLayeredNormalMap; tempTerrainTexture.tileSize = Vector2.one * 100f; tempTerrainTexture.minInclination = 30f; tempTerrainTexture.maxInclination = 90f; tempTerrainTexture.useNoise = true; tempTerrainTexture.noiseTileSize = 100f; tempTerrainTexture.texturingMode = LBTerrainTexture.TexturingMode.Inclination; terrainTexturesList.Add(tempTerrainTexture); // Texture the terrains for (int t = 0; t < terrainsList.Count; t++) { // Use the LBLandscapeTerrain.TextureTerrain function for texturing the terrain terrainsList[t].terrainData = LBLandscapeTerrain.TextureTerrain(terrainsList[t].terrainData, terrainTexturesList, terrainsList[t].transform.position, landscapeSize, this.transform.position, false, null); } // Display the total time taken to generate the landscape (usually for debugging purposes) Debug.Log("Time taken to generate landscape: " + (Time.realtimeSinceStartup - generationStartTime).ToString("00.00") + " seconds."); }
// Use this for initialization void Awake() { // This line just gets the starting time of the generation so that the total generation time // can be recorded and displayed float generationStartTime = Time.realtimeSinceStartup; RuntimeSampleHelper.RemoveDefaultCamera(); // Create the terrains and store references to them terrainsList = new List <Terrain>(); for (float tx = 0f; tx < landscapeSize.x - 1f; tx += 2000f) { for (float ty = 0f; ty < landscapeSize.y - 1f; ty += 2000f) { // Create a new gameobject GameObject terrainObj = new GameObject("Runtime Terrain"); // Correctly parent and position the terrain terrainObj.transform.parent = this.transform; terrainObj.transform.localPosition = new Vector3(tx, 0f, ty); // Add a terrain component Terrain newTerrain = terrainObj.AddComponent <Terrain>(); // Set terrain settings (depending on your situtation, you may need to set more or less than I have in this example) newTerrain.heightmapPixelError = 1; newTerrain.basemapDistance = 5000f; newTerrain.treeDistance = 5000f; newTerrain.treeBillboardDistance = 100f; newTerrain.detailObjectDistance = 150f; newTerrain.treeCrossFadeLength = 25f; // Set terrain data settings (same as above comment) TerrainData newTerrainData = new TerrainData(); // One thing to note here is that modfiying the heightmap resolution not only clears all terrai height data, // it also scales up or down the size of the terrain. So you should always set the heightmap resolution // BEFORE you set the terrain size newTerrainData.heightmapResolution = 513; newTerrainData.size = Vector3.one * 2000f; newTerrain.terrainData = newTerrainData; // Set up the terrain collider TerrainCollider newTerrainCol = terrainObj.AddComponent <TerrainCollider>(); newTerrainCol.terrainData = newTerrainData; // Add the terrain to the list of terrains terrainsList.Add(newTerrain); } } // Create the terrain topographies for (int t = 0; t < terrainsList.Count; t++) { // Use the LBLandscapeTerrain.PerlinNoiseHeightmap function for value based perlin noise // This example is using the values from the Mountain Range preset terrainsList[t].terrainData = LBLandscapeTerrain.PerlinNoiseHeightmap(terrainsList[t].terrainData, terrainsList[t].transform.position, 7, 5000f, Vector2.zero, 2f, 1.95f, 0.49f, true, false, 0, 0f, 0, LBCurve.SetCurveFromPreset(LBCurve.CurvePreset.None), 1f); } // Create a list of LBTerrainTexture objects // These contain the textures and normal maps but also the rules for applying them to the terrain List <LBTerrainTexture> terrainTexturesList = new List <LBTerrainTexture>(); // Populate the list by creating temporary LBTerrainTexture objects and adjusting their settings, // then adding each one into the list // Grass Hill texture LBTerrainTexture tempTerrainTexture = new LBTerrainTexture(); tempTerrainTexture.texture = grassHillTexture; tempTerrainTexture.normalMap = grassHillNormalMap; tempTerrainTexture.tileSize = Vector2.one * 25f; tempTerrainTexture.minInclination = 0f; tempTerrainTexture.maxInclination = 45f; tempTerrainTexture.useNoise = true; tempTerrainTexture.noiseTileSize = 100f; tempTerrainTexture.texturingMode = LBTerrainTexture.TexturingMode.Inclination; terrainTexturesList.Add(tempTerrainTexture); // Rock Layered texture tempTerrainTexture = new LBTerrainTexture(); tempTerrainTexture.texture = rockLayeredTexture; tempTerrainTexture.normalMap = rockLayeredNormalMap; tempTerrainTexture.tileSize = Vector2.one * 100f; tempTerrainTexture.minInclination = 30f; tempTerrainTexture.maxInclination = 90f; tempTerrainTexture.useNoise = true; tempTerrainTexture.noiseTileSize = 100f; tempTerrainTexture.texturingMode = LBTerrainTexture.TexturingMode.Inclination; terrainTexturesList.Add(tempTerrainTexture); // Rock1 texture tempTerrainTexture = new LBTerrainTexture(); tempTerrainTexture.texture = rock1Texture; tempTerrainTexture.normalMap = rock1NormalMap; tempTerrainTexture.tileSize = Vector2.one * 100f; tempTerrainTexture.minInclination = 30f; tempTerrainTexture.maxInclination = 60f; tempTerrainTexture.useNoise = true; tempTerrainTexture.noiseTileSize = 100f; tempTerrainTexture.texturingMode = LBTerrainTexture.TexturingMode.Inclination; terrainTexturesList.Add(tempTerrainTexture); // Bot Cliff texture tempTerrainTexture = new LBTerrainTexture(); tempTerrainTexture.texture = botCliffTexture; tempTerrainTexture.normalMap = botCliffNormalMap; tempTerrainTexture.tileSize = Vector2.one * 100f; tempTerrainTexture.strength = 0.01f; tempTerrainTexture.useNoise = false; tempTerrainTexture.noiseTileSize = 100f; tempTerrainTexture.texturingMode = LBTerrainTexture.TexturingMode.ConstantInfluence; terrainTexturesList.Add(tempTerrainTexture); // Texture the terrains for (int t = 0; t < terrainsList.Count; t++) { // Use the LBLandscapeTerrain.TextureTerrain function for texturing the terrain terrainsList[t].terrainData = LBLandscapeTerrain.TextureTerrain(terrainsList[t].terrainData, terrainTexturesList, terrainsList[t].transform.position, landscapeSize, this.transform.position, false, null); } // Display the total time taken to generate the landscape (usually for debugging purposes) Debug.Log("Time taken to generate landscape: " + (Time.realtimeSinceStartup - generationStartTime).ToString("00.00") + " seconds."); }