/// <summary>
/// Setup for the automatically probe spawning
/// </summary>
/// <param name="profile"></param>
public static void CreateAutomaticProbes(AmbientLightingProfile profile)
{
GameObject lightParentObject = LightProbeParenting(true);
int numberTerrains = Terrain.activeTerrains.Length;
if (numberTerrains == 0)
{
Debug.LogError("Unable to initiate probe spawning systen. No terrain found");
return;
}
else
{
if (profile.lightProbesPerRow < 2)
{
Debug.LogError("Please set Light Probes Per Row to a value of 2 or higher");
return;
}
else
{
LoadProbesFromScene();
GameObject lightProbeObject = GameObject.Find("Light Probes Group Data");
if (lightProbeObject == null)
{
lightProbeObject = new GameObject("Light Probes Group Data");
}
LightProbeGroup lightProbeData = lightProbeObject.GetComponent <LightProbeGroup>();
if (lightProbeData == null)
{
lightProbeData = lightProbeObject.AddComponent <LightProbeGroup>();
lightProbeData.probePositions = new Vector3[0];
}
m_probeLocations = null;
float seaLevel = 0f;
#if GAIA_PRESENT
Gaia.GaiaSessionManager gaiaSession = Object.FindObjectOfType <Gaia.GaiaSessionManager>();
if (gaiaSession != null)
{
seaLevel = profile.seaLevel;
}
else
{
seaLevel = profile.seaLevel;
}
#else
seaLevel = profile.seaLevel;
#endif
for (int terrainIdx = 0; terrainIdx < numberTerrains; terrainIdx++)
{
Terrain terrain = Terrain.activeTerrains[terrainIdx];
Vector3 terrainSize = terrain.terrainData.size;
m_storedProbes = profile.lightProbesPerRow * profile.lightProbesPerRow;
for (int row = 0; row < profile.lightProbesPerRow; ++row)
{
for (int columns = 0; columns < profile.lightProbesPerRow; ++columns)
{
EditorUtility.DisplayProgressBar("Adding Probes", "Adding probes to terrain :" + terrain.name, (float)m_currentProbeCount / (float)m_storedProbes);
if (profile.lightProbeSpawnType == AmbientSkiesConsts.LightProbeSpawnType.AutomaticallyGenerated)
{
Vector3 newPosition = lightProbeObject.transform.position - lightProbeData.transform.position;
newPosition.x = ((columns + 1) * terrainSize.x / profile.lightProbesPerRow) - terrainSize.x / profile.lightProbesPerRow / 2f + terrain.transform.position.x;
newPosition.z = ((row + 1) * terrainSize.z / profile.lightProbesPerRow) - terrainSize.z / profile.lightProbesPerRow / 2f + terrain.transform.position.z;
float sampledHeight = terrain.SampleHeight(newPosition);
newPosition.y = sampledHeight + 2.5f;
List <Vector3> probePositions = new List <Vector3>(lightProbeData.probePositions);
Vector3 position = lightProbeObject.transform.position - lightProbeData.transform.position; //Translate to local space relative to lpg
probePositions.Add(newPosition);
position += new Vector3(0f, 2.5f, 0f);
probePositions.Add(newPosition);
position += new Vector3(0f, 10f, 0f);
probePositions.Add(newPosition);
lightProbeData.probePositions = probePositions.ToArray();
AddProbe(lightProbeObject.transform.position, lightProbeData);
m_currentProbeCount++;
}
else
{
Vector3 newPosition = lightProbeObject.transform.position - lightProbeData.transform.position;
newPosition.x = ((columns + 1) * terrainSize.x / profile.lightProbesPerRow) - terrainSize.x / profile.lightProbesPerRow / 2f + terrain.transform.position.x;
newPosition.z = ((row + 1) * terrainSize.z / profile.lightProbesPerRow) - terrainSize.z / profile.lightProbesPerRow / 2f + terrain.transform.position.z;
float sampledHeight = terrain.SampleHeight(newPosition);
newPosition.y = sampledHeight + 2.5f;
List <Vector3> probePositions = new List <Vector3>(lightProbeData.probePositions);
Vector3 position = lightProbeObject.transform.position - lightProbeData.transform.position; //Translate to local space relative to lpg
if (sampledHeight > seaLevel)
{
probePositions.Add(newPosition);
position += new Vector3(0f, 2.5f, 0f);
probePositions.Add(newPosition);
position += new Vector3(0f, 10f, 0f);
probePositions.Add(newPosition);
lightProbeData.probePositions = probePositions.ToArray();
AddProbe(lightProbeObject.transform.position, lightProbeData);
m_currentProbeCount++;
}
}
}
}
EditorUtility.ClearProgressBar();
}
lightProbeObject.transform.SetParent(lightParentObject.transform);
}
}
}
/// <summary>
/// Load the probes in from the scene
/// </summary>
public static void LoadProbesFromScene()
{
//Start time
//DateTime startTime = DateTime.Now;
//Destroy previous contents
m_probeLocations = null;
//Work out the bounds of the environment
float minY = float.NaN;
float minX = float.NaN;
float maxX = float.NaN;
float minZ = float.NaN;
float maxZ = float.NaN;
Terrain sampleTerrain = null;
foreach (Terrain terrain in Terrain.activeTerrains)
{
if (float.IsNaN(minY))
{
sampleTerrain = terrain;
minY = terrain.transform.position.y;
minX = terrain.transform.position.x;
minZ = terrain.transform.position.z;
maxX = minX + terrain.terrainData.size.x;
maxZ = minZ + terrain.terrainData.size.z;
}
else
{
if (terrain.transform.position.x < minX)
{
minX = terrain.transform.position.x;
}
if (terrain.transform.position.z < minZ)
{
minZ = terrain.transform.position.z;
}
if ((terrain.transform.position.x + terrain.terrainData.size.x) > maxX)
{
maxX = terrain.transform.position.x + terrain.terrainData.size.x;
}
if ((terrain.transform.position.z + terrain.terrainData.size.z) > maxZ)
{
maxZ = terrain.transform.position.z + terrain.terrainData.size.z;
}
}
}
if (sampleTerrain != null)
{
Rect terrainBounds = new Rect(minX, minZ, maxX - minX, maxZ - minZ);
m_probeLocations = new Quadtree <LightProbeGroup>(terrainBounds, 32);
}
else
{
Rect bigSpace = new Rect(-10000f, -10000f, 20000f, 20000f);
m_probeLocations = new Quadtree <LightProbeGroup>(bigSpace, 32);
}
//Now grab all the light probes in the scene
LightProbeGroup probeGroup;
LightProbeGroup[] probeGroups = UnityEngine.Object.FindObjectsOfType <LightProbeGroup>();
for (int probeGroupIdx = 0; probeGroupIdx < probeGroups.Length; probeGroupIdx++)
{
probeGroup = probeGroups[probeGroupIdx];
for (int probePosition = 0; probePosition < probeGroup.probePositions.Length; probePosition++)
{
m_probeLocations.Insert(probeGroup.transform.position.x + probeGroup.probePositions[probePosition].x, probeGroup.transform.position.z + probeGroup.probePositions[probePosition].z, probeGroup);
}
}
//Debug.Log(string.Format("Loaded {0} probe positions in {1:0.000} ms", m_probeLocations.Count, (DateTime.Now - startTime).TotalMilliseconds));
}
/// <summary>
/// Creates a reflection probe at current scene view camera location
/// </summary>
/// <param name="profile"></param>
/// <param name="renderPipelineSettings"></param>
public static void CreateLightProbeAtLocation(AmbientLightingProfile profile)
{
GameObject lightProbeObject = GameObject.Find("Light Probes Group Data");
if (lightProbeObject == null)
{
lightProbeObject = new GameObject("Light Probes Group Data");
}
LightProbeGroup lightProbeData = lightProbeObject.GetComponent <LightProbeGroup>();
if (lightProbeData == null)
{
lightProbeData = lightProbeObject.AddComponent <LightProbeGroup>();
lightProbeData.probePositions = new Vector3[0];
}
//Assign scene view camera
Vector3 scenePosition = SceneView.lastActiveSceneView.camera.transform.position;
if (SceneView.lastActiveSceneView.pivot != scenePosition)
{
LoadProbesFromScene();
m_probeLocations = null;
Terrain terrain = Terrain.activeTerrain;
for (int row = 0; row < profile.lightProbesPerRow; ++row)
{
for (int columns = 0; columns < profile.lightProbesPerRow; ++columns)
{
//scenePosition = lightProbeObject.transform.position - lightProbeData.transform.position;
scenePosition.x = ((columns + 1) * profile.lightProbeSpawnRadius / profile.lightProbesPerRow) - profile.lightProbeSpawnRadius / profile.lightProbesPerRow / 2f;
scenePosition.z = ((row + 1) * profile.lightProbeSpawnRadius / profile.lightProbesPerRow) - profile.lightProbeSpawnRadius / profile.lightProbesPerRow / 2f;
float sampledHeight = terrain.SampleHeight(scenePosition);
scenePosition.y = sampledHeight + 0.5f;
List <Vector3> probePositions = new List <Vector3>(lightProbeData.probePositions);
Vector3 position = lightProbeObject.transform.position - lightProbeData.transform.position; //Translate to local space relative to lpg
probePositions.Add(scenePosition);
position += new Vector3(0f, 2.5f, 0f);
probePositions.Add(scenePosition);
position += new Vector3(0f, 10f, 0f);
probePositions.Add(scenePosition);
lightProbeData.probePositions = probePositions.ToArray();
AddProbe(lightProbeObject.transform.position, lightProbeData);
m_currentProbeCount++;
}
}
}
else
{
Debug.LogWarning("Scene View camera not found, probe spawned at position 0, 0, 0");
}
//Parent the probe object
GameObject lightProbeParent = LightProbeParenting(true);
lightProbeObject.transform.SetParent(lightProbeParent.transform);
m_currentProbeCount++;
SceneView.lastActiveSceneView.Repaint();
}
