/// <summary>
/// This method will make sure that the map exists and if it doesnt it will create it.
///
/// Used mainly for the rendering so if the user accidently/ purposely removed the grass map it will automatically generate a new one so it wont affect the system.
/// </summary>
/// <param name="manager"></param>
/// <returns></returns>
public Texture2D SafeGetMap(FoliagePrototype prototype, FoliageManagerInstance instance)
{
if (map == null)
{
map = UNMapGenerators.GenerateGrassMap(prototype.id, instance);
UpdateMap();
}
return(map);
}
public void Save()
{
if (dirty && (!Application.isPlaying || UNSettings.instance.UN_Foliage_RUNTIME_SAVECHANGES))
{
#if UNITY_EDITOR
UNMapGenerators.SaveMap(this);
#endif
dirty = false;
}
}
public void Save()
{
if (dirty)
{
#if UNITY_EDITOR
UNMapGenerators.SaveMap(this);
#endif
dirty = false;
}
}
/// <summary>
/// Update height on a certain range.
/// </summary>
/// <param name="x"></param>
/// <param name="z"></param>
/// <param name="sizeX"></param>
/// <param name="sizeZ"></param>
public void UpdateHeight_RANGE(float x, float z, int sizeX, int sizeZ, bool save)
{
int mapWidth = this.mapWidth;
float resMultiplier = mInstance.transformCordsMultiplier;
if (x < 0 || z < 0 || x + sizeX > mapWidth || z + sizeZ > mapWidth)
{
Debug.Log("Cant generate world map. Out Of Bounds.");
return;
}
Transform managerTransform = mInstance.transform;
RaycastHit hit;
Vector3 rayPos = new Vector3(0, managerTransform.position.y + 10000, 0);
Vector3 vDown = Vector3.down;
Vector2 heights;
Vector3 normals;
Color32[] colors = mapPixels;
for (float xIndex = x; xIndex < x + sizeX; xIndex++)
{
for (float zIndex = z; zIndex < z + sizeZ; zIndex++)
{
rayPos.x = (xIndex * resMultiplier) + managerTransform.position.x; // transform to world cords
rayPos.z = (zIndex * resMultiplier) + managerTransform.position.z; // transform to world cords
if (UNMapGenerators.GetMapHit(rayPos, vDown, out hit, Mathf.Infinity))
{
heights = NormalizeHeight(hit.point.y);
normals = UNMapGenerators.TransformNormals(hit.normal);
colors[(int)xIndex + (int)zIndex * mapWidth] = new Color32((byte)(normals.x * 255), (byte)(normals.y * 255), (byte)(heights.x), (byte)(heights.y));
}
}
}
if (save)
{
SetPixels32(colors);
}
else
{
mapPixels = colors;
}
dirty = true;
}
