/// <summary>
/// Load the terrain provided
/// </summary>
/// <param name="texture">Terrain to load</param>
public void LoadTerain(Terrain terrain)
{
//Check not null
if (terrain == null)
{
Debug.LogError("Must supply a valid terrain! Terrain load aborted.");
return;
}
//Clear out the old
ResetData();
m_scanMap = new UnityHeightMap(terrain);
if (m_scanMap.HasData() == false)
{
Debug.LogError("Unable to load terrain file. Terrain load aborted.");
return;
}
m_scanMap.Flip(); //Undo unity terrain shenannigans
m_scanWidth = m_scanMap.Width();
m_scanDepth = m_scanMap.Depth();
m_scanHeight = (int)terrain.terrainData.size.y;
m_scanResolution = 0.1f;
//m_scanBounds = new Bounds(GetPosition(gameObject), new Vector3(m_scanWidth * m_scanResolution, m_scanWidth * m_scanResolution, m_scanDepth * m_scanResolution));
m_scanBounds = new Bounds(GetPosition(gameObject, terrain, true), new Vector3(terrain.terrainData.size.x, terrain.terrainData.size.y, terrain.terrainData.size.z));
//m_baseLevel = m_scanMap.GetBaseLevel();
SetOrCreateMeshComponents();
m_meshFilter.sharedMesh = GaiaUtils.CreateMesh(m_scanMap.Heights(), m_scanBounds.size);
if (m_previewMaterial != null)
{
m_previewMaterial.hideFlags = HideFlags.HideInInspector;
m_meshRenderer.sharedMaterial = m_previewMaterial;
}
gameObject.transform.position = m_scanBounds.center;
m_exportFileName = terrain.name;
m_boundsSet = true;
}
/// <summary>
/// Load the texture file provided
/// </summary>
/// <param name="texture">Texture file to load</param>
public void LoadTextureFile(Texture2D texture)
{
//Check not null
if (texture == null)
{
Debug.LogError("Must supply a valid texture! Texture load aborted.");
return;
}
//Clear out the old
ResetData();
m_scanMap = new UnityHeightMap(texture);
if (m_scanMap.HasData() == false)
{
Debug.LogError("Unable to load Texture file. Texture load aborted.");
return;
}
m_scanWidth = m_scanMap.Width();
m_scanDepth = m_scanMap.Depth();
m_scanHeight = m_scanWidth / 2;
m_scanResolution = 0.1f;
m_scanBounds = new Bounds(GetPosition(gameObject, null), new Vector3(texture.width / 2, m_scanWidth * m_scanResolution, texture.height / 2));
//m_baseLevel = m_scanMap.GetBaseLevel();
SetOrCreateMeshComponents();
m_meshFilter.sharedMesh = GaiaUtils.CreateMesh(m_scanMap.Heights(), m_scanBounds.size);
if (m_previewMaterial != null)
{
m_previewMaterial.hideFlags = HideFlags.HideInInspector;
m_meshRenderer.sharedMaterial = m_previewMaterial;
}
gameObject.transform.position = m_scanBounds.center;
m_exportFileName = texture.name;
m_boundsSet = true;
}
/// <summary>
/// Load the raw file at the path given
/// </summary>
/// <param name="path">Full path of the raw file</param>
public void LoadRawFile(string path, GaiaConstants.RawByteOrder byteOrder, ref GaiaConstants.RawBitDepth bitDepth, ref int resolution)
{
if (string.IsNullOrEmpty(path))
{
Debug.LogError("Must supply a valid path. Raw load Aborted!");
}
//Clear out the old
ResetData();
//Load up the new
m_scanMap = new HeightMap();
m_scanMap.LoadFromRawFile(path, byteOrder, ref bitDepth, ref resolution);
if (m_scanMap.HasData() == false)
{
Debug.LogError("Unable to load raw file. Raw load aborted.");
return;
}
m_scanWidth = m_scanMap.Width();
m_scanDepth = m_scanMap.Depth();
m_scanHeight = m_scanWidth / 2;
m_scanResolution = 0.1f;
m_scanBounds = new Bounds(GetPosition(gameObject, null), new Vector3(m_scanWidth * m_scanResolution, m_scanWidth * m_scanResolution, m_scanDepth * m_scanResolution));
//m_baseLevel = m_scanMap.GetBaseLevel();
SetOrCreateMeshComponents();
m_meshFilter.sharedMesh = GaiaUtils.CreateMesh(m_scanMap.Heights(), m_scanBounds.size);
if (m_previewMaterial != null)
{
m_previewMaterial.hideFlags = HideFlags.HideInInspector;
m_meshRenderer.sharedMaterial = m_previewMaterial;
}
gameObject.transform.position = m_scanBounds.center;
m_exportFileName = path.Substring(path.LastIndexOf('/'));
m_boundsSet = true;
}
/// <summary>
/// Load the object provided
/// </summary>
/// <param name="go">Terrain to load</param>
public void LoadGameObject(GameObject go)
{
//Check not null
if (go == null)
{
Debug.LogError("Must supply a valid game object! GameObject load aborted.");
return;
}
//Clear out the old
ResetData();
//Duplicate the object
GameObject workingGo = GameObject.Instantiate(go);
workingGo.transform.position = transform.position;
workingGo.transform.localRotation = Quaternion.identity;
workingGo.transform.localScale = Vector3.one;
//Delete any old colliders
Collider[] colliders = workingGo.GetComponentsInChildren <Collider>();
foreach (Collider c in colliders)
{
DestroyImmediate(c);
}
//Now add mesh colliders to all active game objects for the most accurate possible scanning
Transform[] transforms = workingGo.GetComponentsInChildren <Transform>();
foreach (Transform child in transforms)
{
if (child.gameObject.activeSelf)
{
child.gameObject.AddComponent <MeshCollider>();
}
}
//Calculate bounds
m_scanBounds.center = workingGo.transform.position;
m_scanBounds.size = Vector3.zero;
foreach (MeshCollider c in workingGo.GetComponentsInChildren <MeshCollider>())
{
m_scanBounds.Encapsulate(c.bounds);
}
//Update scan array details - dont need to allocate mem until we scan
m_scanWidth = (int)(Mathf.Ceil(m_scanBounds.size.x * (1f / m_scanResolution)));
m_scanHeight = (int)(Mathf.Ceil(m_scanBounds.size.y * (1f / m_scanResolution)));
m_scanDepth = (int)(Mathf.Ceil(m_scanBounds.size.z * (1f / m_scanResolution)));
//Now scan the object
m_scanMap = new HeightMap(m_scanWidth, m_scanDepth);
Vector3 scanMin = m_scanBounds.min;
Vector3 scanPos = scanMin;
scanPos.y = m_scanBounds.max.y + 1;
RaycastHit scanHit;
#if UNITY_EDITOR
EditorUtility.DisplayProgressBar("Processing Mesh", "Processing mesh data", 0f);
#endif
int count = 0;
int totalNumberOfRays = m_scanWidth * m_scanDepth;
//Perform the scan - only need to store hits as float arrays inherently zero
for (int x = 0; x < m_scanWidth; x++)
{
scanPos.x = scanMin.x + (m_scanResolution * (float)x);
for (int z = 0; z < m_scanDepth; z++)
{
scanPos.z = scanMin.z + (m_scanResolution * (float)z);
if (Physics.Raycast(scanPos, Vector3.down, out scanHit, m_scanBounds.size.y + 1))
{
m_scanMap[x, z] = 1f - ((scanHit.distance - 1f) / m_scanBounds.size.y);
}
count++;
}
#if UNITY_EDITOR
EditorUtility.DisplayProgressBar("Processing Mesh", "Processing mesh data", (float)count / (float)totalNumberOfRays);
#endif
}
//Now delete the scanned clone
DestroyImmediate(workingGo);
//Nad make sure we had some data
if (m_scanMap.HasData() == false)
{
Debug.LogError("Unable to scan GameObject. GameObject load aborted.");
return;
}
m_scanBounds = new Bounds(GetPosition(gameObject, null), new Vector3(m_scanWidth * m_scanResolution, m_scanBounds.size.y, m_scanDepth * m_scanResolution));//m_scanWidth * m_scanResolution * 0.4f, m_scanDepth * m_scanResolution));
//m_baseLevel = m_scanMap.GetBaseLevel();
SetOrCreateMeshComponents();
#if UNITY_EDITOR
EditorUtility.DisplayProgressBar("Processing Mesh", "Creating mesh from data", 0.95f);
#endif
m_meshFilter.sharedMesh = GaiaUtils.CreateMesh(m_scanMap.Heights(), m_scanBounds.size);
if (m_previewMaterial != null)
{
m_previewMaterial.hideFlags = HideFlags.HideInInspector;
m_meshRenderer.sharedMaterial = m_previewMaterial;
}
gameObject.transform.position = m_scanBounds.center;
m_boundsSet = true;
m_lastScanResolution = m_scanResolution;
m_exportFileName = go.name;
#if UNITY_EDITOR
EditorUtility.ClearProgressBar();
#endif
}
