// Use this for initialization
void Start()
{
// You can change that line to provide another MeshFilter
MeshFilter filter = gameObject.GetComponent <MeshFilter>();
Mesh mesh = filter.mesh;
mesh.Clear();
float length = 1f;
float width = 1f;
int resX = 100; // 2 minimum
int resZ = 100;
#region Vertices
Vector3[] vertices = new Vector3[resX * resZ];
for (int z = 0; z < resZ; z++)
{
// [ -length / 2, length / 2 ]
float zPos = ((float)z / (resZ - 1)) * length;
for (int x = 0; x < resX; x++)
{
// [ -width / 2, width / 2 ]
float xPos = ((float)x / (resX - 1)) * width;
float y = (float)PSO.SimpleOptimFunction(new float[] { xPos, zPos });
vertices[x + z * resX] = new Vector3(xPos, y, zPos);
}
}
#endregion
#region Normales
Vector3[] normales = new Vector3[vertices.Length];
for (int n = 0; n < normales.Length; n++)
{
normales[n] = Vector3.up;
}
#endregion
#region UVs
Vector2[] uvs = new Vector2[vertices.Length];
for (int v = 0; v < resZ; v++)
{
for (int u = 0; u < resX; u++)
{
uvs[u + v * resX] = new Vector2((float)u / (resX - 1), (float)v / (resZ - 1));
}
}
#endregion
#region Triangles
int nbFaces = (resX - 1) * (resZ - 1);
int[] triangles = new int[nbFaces * 6];
int t = 0;
for (int face = 0; face < nbFaces; face++)
{
// Retrieve lower left corner from face ind
int i = face % (resX - 1) + (face / (resZ - 1) * resX);
triangles[t++] = i + resX;
triangles[t++] = i + 1;
triangles[t++] = i;
triangles[t++] = i + resX;
triangles[t++] = i + resX + 1;
triangles[t++] = i + 1;
}
#endregion
mesh.vertices = vertices;
mesh.normals = normales;
mesh.uv = uvs;
mesh.triangles = triangles;
mesh.RecalculateBounds();
}
