// Start is called before the first frame update
void Start()
{
/*
* //Initialise Array
* m_GridPoints = new GameObject[width * height * depth];
*
* //Instantiate grid points
* for (int w = 0; w < width; w++)
* {
* for (int h = 0; h < height; h++)
* {
* for (int d = 0; d < depth; d++)
* {
* GameObject newPoint = Instantiate(m_GridPointPrefab, transform);
* newPoint.transform.position = new Vector3(w, h, d);
* newPoint.name = string.Format("x: {0}, y: {1}, z: {2}", w, h, d);
* int idx = d + (h * depth) + (w * depth * height);
* m_GridPoints[idx] = newPoint;
* }
* }
* }
*/
//Determine mesh points uvw values
float length = (m_GridPoints[1].transform.position.z - m_GridPoints[0].transform.position.z);
m_MeshPoints_uvw = new PointUVW[m_MeshPoints.Length];
for (int i = 0; i < m_MeshPoints.Length; i++)
{
GameObject[] effectiveGridPoints = FindSurroundingGridPoints(m_MeshPoints[i].transform.position);
m_MeshPoints_uvw[i] = new PointUVW(effectiveGridPoints, m_MeshPoints[i].transform.position, length);
}
}
Vector3 GetPointPos(PointUVW point_UVW_data)
{
float u = point_UVW_data.u;
float v = point_UVW_data.v;
float w = point_UVW_data.w;
Vector3[] vertices = point_UVW_data.GetEffectiveGridPointPositions();
//Base point
//horizontal points
Vector3 x = vertices[0] + (vertices[6] - vertices[0]) * w;
Vector3 y = vertices[1] + (vertices[7] - vertices[1]) * w;
//vertical points
Vector3 i = vertices[0] + (vertices[1] - vertices[0]) * u;
Vector3 j = vertices[6] + (vertices[7] - vertices[6]) * u;
Debug.DrawLine(x, y, Color.red);
Debug.DrawLine(i, j, Color.blue);
Vector3 BasePoint = x + (y - x) * u;
//Top Point
//horizontal points
Vector3 a = vertices[2] + (vertices[4] - vertices[2]) * w;
Vector3 b = vertices[3] + (vertices[5] - vertices[3]) * w;
//vertical points
Vector3 c = vertices[2] + (vertices[3] - vertices[2]) * u;
Vector3 d = vertices[4] + (vertices[5] - vertices[4]) * u;
Debug.DrawLine(a, b, Color.red);
Debug.DrawLine(c, d, Color.blue);
Vector3 TopPoint = a + (b - a) * u;
Debug.DrawLine(BasePoint, TopPoint, Color.green);
return(BasePoint + (TopPoint - BasePoint) * v);
}
