/// <summary>
/// Debug a hexagon grid.
/// </summary>
/// <param name="grid">The grid to debug.</param>
/// <param name="color"> The color of the grid.</param>
/// <param name="offset_grid_y"> The offset of y position. </param>
/// <param name="size_grid">The size of the grid.</param>
private static void DebugHexagonGrid(Grid3D grid, Color color, int offset_grid_y = 0, int size_grid = 10)
{
using (new Handles.DrawingScope(color))
{
Handles.zTest = UnityEngine.Rendering.CompareFunction.LessEqual;
Vector3 pos = grid.transform.position;
float CaseSize = grid.SizeCell * grid.GapRatio;
pos.y += offset_grid_y - CaseSize / 2.0f;
List <Vector3> axes = grid.GetAxes();
float angle_xz = Vector3.Angle(axes[2], axes[0]) / 2;
//Form
Vector3[] form = new Vector3[7];
int p = 0;
for (int i = 0; i < axes.Count * 3; i += 3)
{
if (axes[i % axes.Count].y == 0)
{
form[p] = pos + Quaternion.AngleAxis(angle_xz, axes[1]) * (axes[i % axes.Count] * CaseSize / 2.0f);
p++;
}
}
form[p] = form[0];
//Grid
for (int z = -size_grid; z <= size_grid; z++)
{
for (int x = -size_grid; x <= size_grid; x++)
{
Vector3 cellpos = (axes[0] * x + axes[2] * z) * CaseSize;
Vector3[] points = new Vector3[7];
for (int i = 0; i < 7; i++)
{
points[i] = cellpos + form[i];
}
Handles.DrawPolyLine(points);
}
}
}
}
