/**
* Get singleton object for terrain render
*/
public static TerrainRender Get()
{
if (terrainRender == null)
{
terrainRender = (new GameObject("TerrainRender")).AddComponent <TerrainRender>();
}
return(terrainRender);
}
/**
* Změna Y souřadnice stěn na hodnotu výšky terénu
*/
private List <Vector3> GetGroundEdges(ThreeDimObject threeDimObject)
{
TerrainHeight = TerrainUtils.MapTopValue + 1f;
var biggestTerrainHeight = 0f;
var localCoordinates = threeDimObject.XyzCoordinates;
foreach (var localCoordinate in localCoordinates)
{
var tempHeight = TerrainRender.Get().Terrain.SampleHeight(localCoordinate);
//get biggest terrain height
if (tempHeight > biggestTerrainHeight)
{
biggestTerrainHeight = tempHeight;
}
//get lowest terrain height
if (tempHeight < TerrainHeight)
{
TerrainHeight = tempHeight;
}
}
//no coordinates, set default value
if (TerrainHeight == TerrainUtils.MapTopValue + 1f)
{
TerrainHeight = 0f;
}
var groundEdges = new List <Vector3>();
foreach (var localCoordinate in localCoordinates)
{
var v = localCoordinate;
v.y = TerrainHeight;
groundEdges.Add(v);
}
//save biggest terrain height for roof edges
TerrainHeight = biggestTerrainHeight;
return(groundEdges);
}
/**
* Create trees on the terrain
*/
public void GenerateTrees(LatLngObject middleMapPoint, List <TreeObject> trees)
{
Vector3 middleMapXyz;
ConiferousTree = Resources.Load("3DObjects/Trees/Prefabs/Fir_Tree", typeof(GameObject)) as GameObject;
LeafyTree = Resources.Load("3DObjects/Trees/Prefabs/Poplar_Tree", typeof(GameObject)) as GameObject;
//default position, if map does not contain any building or road
if (middleMapPoint.Equals(new LatLngObject()))
{
middleMapXyz = Vector3.zero;
}
else
{
middleMapXyz = Converter.ConvertLatLngToXyz(middleMapPoint);
}
var treeCount = Main.Settings.NumberOfTrees;
const float treeScale = 0.06f;
var terrain = TerrainRender.Get().Terrain;
var random = new Random();
//GENERATE RANDOM TREE POSITIONS
if (trees.Count == 0)
{
for (var i = 0; i < treeCount; i++)
{
var decimalRandomPartX = random.NextDouble();
var decimalRandomPartZ = random.NextDouble();
const int limitX = (TerrainUtils.MapWidth / 2) - 2;
const int limitZ = (TerrainUtils.MapHeight / 2) - 2;
var randomX = random.Next((int)(middleMapXyz.x - limitX), (int)(middleMapXyz.x + limitX));
// + 2 a + 1 kvuli korekcim umisteni na hranice terenu
var randomZ = random.Next((int)(middleMapXyz.z - limitZ + 2), (int)(middleMapXyz.z + limitZ + 1));
var randomDecX = (float)(randomX + decimalRandomPartX);
var randomDecZ = (float)(randomZ + decimalRandomPartZ);
var randomPos = new Vector3(randomDecX, 0, randomDecZ);
var terrainY = terrain.SampleHeight(randomPos);
randomPos.y = terrainY;
var randNumberTree = random.Next(0, 2);
if (!IsPointInCollision(randomPos))
{
GameObject tree;
switch (randNumberTree)
{
case 0:
tree = Instantiate(LeafyTree);
break;
default:
tree = Instantiate(ConiferousTree);
break;
}
var treeTransform = tree.transform;
treeTransform.position = randomPos;
treeTransform.localScale = new Vector3(treeScale, treeScale, treeScale);
}
else
{
--i;
}
}
}
//CUSTOM TREE POSITIONS
else
{
foreach (var currentTree in trees)
{
var treePos = Converter.ConvertLatLngToXyz(currentTree.LatLngCoordinate);
//if tree is outside the map
if (TerrainUtils.IsObjectOutsideMap(treePos, middleMapXyz))
{
continue;
}
//set y position from terrain
var terrainY = terrain.SampleHeight(treePos);
treePos.y = terrainY;
var randNumberTree = random.Next(0, 2);
GameObject tree;
switch (randNumberTree)
{
case 0:
tree = Instantiate(LeafyTree);
break;
default:
tree = Instantiate(ConiferousTree);
break;
}
var treeTransform = tree.transform;
treeTransform.position = treePos;
treeTransform.localScale = new Vector3(treeScale, treeScale, treeScale);
}
}
}
/**
* Render roads
*/
public void Render(LatLngObject mapMiddleMapPoint, Transform cameraTransform, List <RoadObject> roads)
{
if (roads.Count == 0)
{
return;
}
var middleMapPoint = Converter.ConvertLatLngToXyz(mapMiddleMapPoint);
//save into global variable
Roads = roads;
var terrain = TerrainRender.Get().Terrain;
//render roads
for (var i = 0; i < roads.Count; i++)
{
var ySize = 1;
var roadPointInXyz = new Vector3[roads[i].LatLngCoordinates.Count];
if (roadPointInXyz.Length == 0)
{
continue;
}
//convert road point from LatLng to Xyz coordination's; Y coordinate values set as terrain height
for (var j = 0; j < roadPointInXyz.Length; j++)
{
roadPointInXyz[j] = Converter.ConvertLatLngToXyz(roads[i].LatLngCoordinates[j]);
//pricteni hodnoty navic proti prolinani s terenem
roadPointInXyz[j].y = terrain.SampleHeight(roadPointInXyz[j]) + 0.03f;
}
//road starts outside terrain => reverse points
if (TerrainUtils.IsObjectOutsideMap(roadPointInXyz[0], middleMapPoint))
{
Array.Reverse(roadPointInXyz);
}
//points of road
for (var j = 0; j < roadPointInXyz.Length; j++)
{
var roadPoint = roadPointInXyz[j];
//pokud je mezi dvěma body cesty rozdíl větší než 1
if (j == 0 || Math.Abs(roadPoint.x - roadPointInXyz[j - 1].x) >= 1 || Math.Abs(roadPoint.z - roadPointInXyz[j - 1].z) >= 1)
{
continue;
}
//snižovat souřadnici Y cesty, pokud je za hranou terénu (efekt padání cesty)
if (TerrainUtils.IsObjectOutsideMap(roadPoint, middleMapPoint))
{
roadPointInXyz[j].y -= ySize;
ySize++;
}
}
//vytvoreni cesty(nastaveni barvy, pozic, poctu pozic...)
CreateRoadObject(roads, roadPointInXyz, i);
//set cars for road type
var carRoads = new[] { RoadUtils.Secondary };
var vehicleTypes = new[] { RoadUtils.VehicleTram };
if (Main.Settings.RoadObjectsToggle && carRoads.Contains(roads[i].RoadType) || vehicleTypes.Contains(roads[i].VehicleType))
{
roads[i].XyzCoordinates = roadPointInXyz;
RoadObjectRender.Get().RenderObjectsOnRoad(roads[i], middleMapPoint);
}
UiUtils.SetDefaultCameraPos(middleMapPoint, cameraTransform);
}
}
