// Start is called before the first frame update
void Start()
{
procMesh = new Mesh();
string a = "Heightmaps/HM_" + Vars.fileIndex;
hMap = (Texture2D)Resources.Load(a);
imgRes = hMap.width;
heights = new float[imgRes * imgRes];
//Bottom left section of the map, other sections are similar
for (int i = 0; i < imgRes; i++)
{
for (int j = 0; j < imgRes; j++)
{
//Copy heightmap to heigh array
float height = hMap.GetPixel(i, j).grayscale;
heights[i * imgRes + j] = height;
}
}
//Create our terrain GO and add relevant components
GameObject plane = new GameObject("ProcPlane"); //Create GO and add necessary components
plane.AddComponent <MeshFilter>();
plane.AddComponent <MeshRenderer>();
plane.GetComponent <MeshRenderer>().material = mountain_Material;
updateMesh(heights);
Vars.heightMap = hMap;
simErosion = new SimErosion(heights, imgRes);
}
// Update is called once per frame
void Update()
{
if (Vars.reset)
{
for (int i = 0; i < imgRes; i++)
{
for (int j = 0; j < imgRes; j++)
{
//Copy heightmap to heigh array
float height = Vars.heightMap.GetPixel(i, j).grayscale;
heights[i * imgRes + j] = height;
}
}
updateMesh(heights);
simErosion = new SimErosion(heights, imgRes);
Vars.reset = false;
Vars.pause = true;
Vars.currentDroplets = 0;
updatedDroplets = 0;
}
float[] map = Vars.view ? simErosion.getUpdatedHeights() : heights;
if (!Vars.pause)
{
if (updatedDroplets + 100 > Vars.dropletsPerUpdate)
{
simErosion.Update(updatedDroplets - Vars.dropletsPerUpdate, true);
updateMesh(map);
updatedDroplets = 0;
}
else if (Vars.currentDroplets + 100 > Vars.totalDroplets)
{
simErosion.Update(Vars.currentDroplets - Vars.totalDroplets, true);
updateMesh(map);
updatedDroplets = 0;
}
else
{
simErosion.Update();
updatedDroplets += 100;
}
}
else
{
updateMesh(map);
}
}
