/// <summary>
/// Get current basic scene information
/// </summary>
/// <returns></returns>
public static GaiaSceneInfo GetSceneInfo()
{
GaiaSceneInfo sceneInfo = new GaiaSceneInfo();
//Get or create a session in order to get a sea level
GaiaSessionManager sessionMgr = GaiaSessionManager.GetSessionManager();
//Get the sea level
sceneInfo.m_seaLevel = sessionMgr.GetSeaLevel();
//Not used anywhere - obsolete?
//Terrain terrain = Gaia.TerrainHelper.GetActiveTerrain();
////Get the terrain bounds
//Gaia.TerrainHelper.GetTerrainBounds(terrain, ref sceneInfo.m_sceneBounds);
////Grab the central point on the terrain - handy for placing player etc
//sceneInfo.m_centrePointOnTerrain = new Vector3(sceneInfo.m_sceneBounds.center.x, terrain.SampleHeight(sceneInfo.m_sceneBounds.center), sceneInfo.m_sceneBounds.center.z);
return(sceneInfo);
}
/// <summary>
/// Get current basic scene information
/// </summary>
/// <returns></returns>
public static GaiaSceneInfo GetSceneInfo()
{
GaiaSceneInfo sceneInfo = new GaiaSceneInfo();
Terrain terrain = Gaia.TerrainHelper.GetActiveTerrain();
if (terrain == null)
{
Debug.LogWarning("You must have a valid terrain for sceneinfo to work correctly.");
}
else
{
//Get or create a session in order to get a sea level
GaiaSessionManager sessionMgr = GaiaSessionManager.GetSessionManager();
//Get the terrain bounds
Gaia.TerrainHelper.GetTerrainBounds(terrain, ref sceneInfo.m_sceneBounds);
//Get the sea level
sceneInfo.m_seaLevel = sessionMgr.GetSeaLevel();
//Grab the central point on the terrain - handy for placing player etc
sceneInfo.m_centrePointOnTerrain = new Vector3(sceneInfo.m_sceneBounds.center.x, terrain.SampleHeight(sceneInfo.m_sceneBounds.center), sceneInfo.m_sceneBounds.center.z);
}
return(sceneInfo);
}
public static void BakeMaskStack(ImageMask[] maskStack, Terrain terrain, Transform transform, float range, int resolution, string path)
{
//Simulate an operation to allow the image masks to acces the current terrain data
GaiaMultiTerrainOperation operation = new GaiaMultiTerrainOperation(terrain, transform, range);
operation.GetHeightmap();
operation.GetNormalmap();
operation.CollectTerrainBakedMasks();
float maxCurrentTerrainHeight = 0f;
float minCurrentTerrainHeight = 0f;
float seaLevel;
GaiaSessionManager gsm = GaiaSessionManager.GetSessionManager();
gsm.GetWorldMinMax(ref minCurrentTerrainHeight, ref maxCurrentTerrainHeight);
seaLevel = gsm.GetSeaLevel();
if (maskStack.Length > 0)
{
//We start from a white texture, so we need the first mask action in the stack to always be "Multiply", otherwise there will be no result.
maskStack[0].m_blendMode = ImageMaskBlendMode.Multiply;
//Iterate through all image masks and set up the required data that masks might need to function properly
foreach (ImageMask mask in maskStack)
{
//mask.m_heightmapContext = heightmapContext;
//mask.m_normalmapContext = normalmapContext;
//mask.m_collisionContext = collisionContext;
mask.m_multiTerrainOperation = operation;
mask.m_seaLevel = seaLevel;
mask.m_maxWorldHeight = maxCurrentTerrainHeight;
mask.m_minWorldHeight = minCurrentTerrainHeight;
}
}
RenderTexture inputTexture = RenderTexture.GetTemporary(resolution, resolution, 0, RenderTextureFormat.ARGBFloat);
RenderTexture currentRT = RenderTexture.active;
RenderTexture.active = inputTexture;
GL.Clear(true, true, Color.white);
RenderTexture.active = currentRT;
RenderTexture localOutputTexture = RenderTexture.GetTemporary(inputTexture.descriptor);
RenderTexture globalOutputTexture = RenderTexture.GetTemporary(inputTexture.descriptor);
localOutputTexture = ImageProcessing.ApplyMaskStack(inputTexture, localOutputTexture, maskStack, ImageMaskInfluence.Local);
globalOutputTexture = ImageProcessing.ApplyMaskStack(localOutputTexture, globalOutputTexture, maskStack, ImageMaskInfluence.Global);
WriteRenderTexture(path, globalOutputTexture);
RenderTexture.ReleaseTemporary(inputTexture);
RenderTexture.ReleaseTemporary(localOutputTexture);
RenderTexture.ReleaseTemporary(globalOutputTexture);
inputTexture = null;
localOutputTexture = null;
globalOutputTexture = null;
operation.CloseOperation();
}
private void DrawSummary(bool helpEnabled)
{
m_manager.m_session = (GaiaSession)m_editorUtils.ObjectField("SessionData", m_manager.m_session, typeof(GaiaSession), helpEnabled);
m_editorUtils.InlineHelp("SessionData", helpEnabled);
if (m_manager.m_session == null)
{
if (m_editorUtils.Button("CreateSessionButton"))
{
m_manager.CreateSession();
}
}
if (m_manager.m_session == null)
{
return;
}
EditorGUI.BeginChangeCheck();
m_manager.m_session.m_name = m_editorUtils.DelayedTextField("Name", m_manager.m_session.m_name, helpEnabled);
if (EditorGUI.EndChangeCheck())
{
//Get the old path
string oldSessionDataPath = GaiaDirectories.GetSessionSubFolderPath(m_manager.m_session);
//Rename the session asset
AssetDatabase.RenameAsset(AssetDatabase.GetAssetPath(m_manager.m_session), m_manager.m_session.m_name + ".asset");
//rename the session data path as well
string newSessionDataPath = GaiaDirectories.GetSessionSubFolderPath(m_manager.m_session, false);
AssetDatabase.MoveAsset(oldSessionDataPath, newSessionDataPath);
//if we have terrain scenes stored in the Terrain Loader, we need to update the paths in there as well
foreach (TerrainScene terrainScene in TerrainLoaderManager.TerrainScenes)
{
terrainScene.m_scenePath = terrainScene.m_scenePath.Replace(oldSessionDataPath, newSessionDataPath);
terrainScene.m_impostorScenePath = terrainScene.m_impostorScenePath.Replace(oldSessionDataPath, newSessionDataPath);
terrainScene.m_backupScenePath = terrainScene.m_backupScenePath.Replace(oldSessionDataPath, newSessionDataPath);
terrainScene.m_colliderScenePath = terrainScene.m_colliderScenePath.Replace(oldSessionDataPath, newSessionDataPath);
}
TerrainLoaderManager.Instance.SaveStorageData();
AssetDatabase.DeleteAsset(oldSessionDataPath);
AssetDatabase.SaveAssets();
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField(m_editorUtils.GetContent("Description"), GUILayout.MaxWidth(EditorGUIUtility.labelWidth));
m_manager.m_session.m_description = EditorGUILayout.TextArea(m_manager.m_session.m_description, GUILayout.MinHeight(100));
EditorGUILayout.EndHorizontal();
m_editorUtils.InlineHelp("Description", helpEnabled);
m_manager.m_session.m_previewImage = (Texture2D)m_editorUtils.ObjectField("PreviewImage", m_manager.m_session.m_previewImage, typeof(Texture2D), helpEnabled);
GUILayout.BeginHorizontal();
Rect rect = EditorGUILayout.GetControlRect();
GUILayout.Space(rect.width - 20);
if (GUILayout.Button("Generate Image"))
{
string textureFileName = GaiaDirectories.GetSessionSubFolderPath(m_manager.m_session) + Path.DirectorySeparatorChar + m_manager.m_session + "_Preview";
var originalLODBias = QualitySettings.lodBias;
QualitySettings.lodBias = 100;
OrthographicBake.BakeTerrain(Terrain.activeTerrain, 2048, 2048, Camera.main.cullingMask, textureFileName);
OrthographicBake.RemoveOrthoCam();
QualitySettings.lodBias = originalLODBias;
textureFileName += ".png";
AssetDatabase.ImportAsset(textureFileName);
var importer = AssetImporter.GetAtPath(textureFileName) as TextureImporter;
if (importer != null)
{
importer.sRGBTexture = false;
importer.alphaIsTransparency = false;
importer.alphaSource = TextureImporterAlphaSource.None;
importer.mipmapEnabled = false;
}
AssetDatabase.ImportAsset(textureFileName);
m_manager.m_session.m_previewImage = (Texture2D)AssetDatabase.LoadAssetAtPath(textureFileName, typeof(Texture2D));
}
GUILayout.EndHorizontal();
m_editorUtils.InlineHelp("PreviewImage", helpEnabled);
m_editorUtils.LabelField("Created", new GUIContent(m_manager.m_session.m_dateCreated), helpEnabled);
m_manager.m_session.m_isLocked = m_editorUtils.Toggle("Locked", m_manager.m_session.m_isLocked, helpEnabled);
float maxSeaLevel = 2000f;
if (Terrain.activeTerrain != null)
{
maxSeaLevel = Terrain.activeTerrain.terrainData.size.y + Terrain.activeTerrain.transform.position.y;
}
else
{
maxSeaLevel = m_manager.GetSeaLevel(false) + 500f;
}
float oldSeaLevel = m_manager.GetSeaLevel(false);
float newSeaLEvel = oldSeaLevel;
newSeaLEvel = m_editorUtils.Slider("SeaLevel", newSeaLEvel, 0, maxSeaLevel, helpEnabled);
if (newSeaLEvel != oldSeaLevel)
{
//Do we have a water instance? If yes, update it & it will update the sea level in the session as well
if (PWS_WaterSystem.Instance != null)
{
PWS_WaterSystem.Instance.SeaLevel = newSeaLEvel;
}
else
{
//no water instance yet, just update the sea level in the session
m_manager.SetSeaLevel(newSeaLEvel, false);
SceneView.RepaintAll();
}
}
m_manager.m_session.m_spawnDensity = m_editorUtils.FloatField("SpawnDensity", Mathf.Max(0.01f, m_manager.m_session.m_spawnDensity), helpEnabled);
GUILayout.BeginHorizontal();
if (m_editorUtils.Button("DeleteAllOperations"))
{
if (EditorUtility.DisplayDialog(m_editorUtils.GetTextValue("PopupDeleteAllTitle"), m_editorUtils.GetTextValue("PopupDeleteAllMessage"), m_editorUtils.GetTextValue("Continue"), m_editorUtils.GetTextValue("Cancel")))
{
foreach (GaiaOperation op in m_manager.m_session.m_operations)
{
try
{
if (!String.IsNullOrEmpty(op.scriptableObjectAssetGUID))
{
AssetDatabase.DeleteAsset(AssetDatabase.GUIDToAssetPath(op.scriptableObjectAssetGUID));
}
}
catch (Exception ex)
{
Debug.LogError("Error while deleting one of the operation data files: " + ex.Message + " Stack Trace:" + ex.StackTrace);
}
}
m_manager.m_session.m_operations.Clear();
}
}
if (m_editorUtils.Button("PlaySession"))
{
GaiaLighting.SetDefaultAmbientLight(GaiaUtils.GetGaiaSettings().m_gaiaLightingProfile);
GaiaSessionManager.PlaySession();
}
GUILayout.EndHorizontal();
}
public RenderTexture BakeTerrainWorldBiomeMask(Terrain terrain, string worldBiomeMaskGUID)
{
if (m_gaiaSessionManager == null)
{
m_gaiaSessionManager = GaiaSessionManager.GetSessionManager(false);
}
if (m_worldMapTerrain == null)
{
m_worldMapTerrain = TerrainHelper.GetWorldMapTerrain();
}
if (m_worldMapTerrain == null)
{
Debug.LogWarning("Found no world map terrain for baking a world biome mask.");
return(null);
}
if (String.IsNullOrEmpty(worldBiomeMaskGUID))
{
return(null);
}
if (m_gaiaSessionManager.m_session == null)
{
Debug.LogWarning("Found no session for baking a world biome mask.");
return(null);
}
if (m_gaiaSessionManager.m_session.m_worldBiomeMaskSettings == null)
{
Debug.LogWarning("Found no world designer settings in the session for baking a world biome mask.");
return(null);
}
//we need to apply the mask stack for this biome mask on the world map to get the result, then copy the appropiate rectangle for the queried terrain into the cache & return it.
bool worldMapActiveState = m_worldMapTerrain.gameObject.activeInHierarchy;
m_worldMapTerrain.gameObject.SetActive(true);
GameObject emptyGO = new GameObject();
emptyGO.transform.position = new Vector3(m_worldMapTerrain.transform.position.x + m_worldMapTerrain.terrainData.size.x / 2f, m_worldMapTerrain.transform.position.y, m_worldMapTerrain.transform.position.z + +m_worldMapTerrain.terrainData.size.z / 2f);
GaiaMultiTerrainOperation operation = new GaiaMultiTerrainOperation(m_worldMapTerrain, emptyGO.transform, m_worldMapTerrain.terrainData.size.x);
operation.m_isWorldMapOperation = true;
operation.GetHeightmap();
operation.GetNormalmap();
operation.CollectTerrainBakedMasks();
RenderTextureDescriptor rtDescriptor = operation.RTbakedMask.descriptor;
RenderTexture inputTexture = RenderTexture.GetTemporary(rtDescriptor);
RenderTexture currentRT = RenderTexture.active;
RenderTexture.active = inputTexture;
GL.Clear(true, true, Color.white);
RenderTexture.active = currentRT;
RenderTexture ruleOutputTexture = RenderTexture.GetTemporary(rtDescriptor);
ImageMask[] maskStack = m_gaiaSessionManager.m_session.m_worldBiomeMaskSettings.m_spawnerRules.Find(x => x.GUID == worldBiomeMaskGUID).m_imageMasks;
//Calculate Target position &/ resolution
BoundsDouble bounds = new BoundsDouble();
TerrainHelper.GetTerrainBounds(ref bounds);
bounds.center -= TerrainLoaderManager.Instance.GetOrigin();
RenderTexture chunkContent = new RenderTexture(terrain.terrainData.heightmapTexture.descriptor);
int maxTilesX = Mathf.RoundToInt((float)bounds.size.x / terrain.terrainData.size.x);
int maxTilesZ = Mathf.RoundToInt((float)bounds.size.z / terrain.terrainData.size.z);
int currentTileX = Mathf.RoundToInt((terrain.transform.position.x - (float)bounds.min.x) / terrain.terrainData.size.x);
int currentTileZ = Mathf.RoundToInt((terrain.transform.position.z - (float)bounds.min.z) / terrain.terrainData.size.z);
float res = (terrain.terrainData.heightmapResolution) / ((float)bounds.size.x / terrain.terrainData.bounds.size.x * (terrain.terrainData.heightmapResolution - 1));
Bounds worldSpaceBounds = terrain.terrainData.bounds;
worldSpaceBounds.center = new Vector3(worldSpaceBounds.center.x + terrain.transform.position.x, worldSpaceBounds.center.y + terrain.transform.position.y, worldSpaceBounds.center.z + terrain.transform.position.z);
float xPos = ((float)currentTileX * terrain.terrainData.heightmapResolution) / (maxTilesX * terrain.terrainData.heightmapResolution);
float zPos = ((float)currentTileZ * terrain.terrainData.heightmapResolution) / (maxTilesZ * terrain.terrainData.heightmapResolution);
Vector2 pos = new Vector2(xPos, zPos);
//If we have a mask stack, we need to process it
if (maskStack != null && maskStack.Length > 0)
{
//We start from a white texture, so we need the first mask action in the stack to always be "Multiply", otherwise there will be no result.
maskStack[0].m_blendMode = ImageMaskBlendMode.Multiply;
float maxWorldHeight = 0f;
float minWorldHeight = 0f;
m_gaiaSessionManager.GetWorldMinMax(ref minWorldHeight, ref maxWorldHeight, true);
//Iterate through all image masks and set up the current paint context in case the shader uses heightmap data
foreach (ImageMask mask in maskStack)
{
mask.m_multiTerrainOperation = operation;
mask.m_seaLevel = m_gaiaSessionManager.GetSeaLevel(true);
mask.m_maxWorldHeight = maxWorldHeight;
mask.m_minWorldHeight = minWorldHeight;
}
Graphics.Blit(ImageProcessing.ApplyMaskStack(inputTexture, ruleOutputTexture, maskStack, ImageMaskInfluence.Local), ruleOutputTexture);
}
else
{
//no mask stack -> just blit the white input texture over as the output
Graphics.Blit(inputTexture, ruleOutputTexture);
}
operation.CloseOperation();
DestroyImmediate(emptyGO);
RenderTexture.ReleaseTemporary(inputTexture);
m_worldMapTerrain.gameObject.SetActive(worldMapActiveState);
//copy the rule output into the right size for the requested terrain chunk
Graphics.Blit(ruleOutputTexture, chunkContent, new Vector2(res, res), pos);
string filename = GetWorldBiomeMaskFilename(terrain, worldBiomeMaskGUID);
SaveBakedMaskInCache(chunkContent, terrain, filename);
RenderTexture.ReleaseTemporary(ruleOutputTexture);
return(chunkContent);
}
