public void Test_GetBlockPos()
{
float cubeSize = CubeWorld.CUBE_SIZE;
Assert.AreEqual(CubeWorld.GetBlockPos(new Vector3(1, 2, 3) * cubeSize), new Vector3Int(1, 2, 3));
Assert.AreEqual(CubeWorld.GetBlockPos(new Vector3(1.01f, 2.99f, 3.5f) * cubeSize), new Vector3Int(1, 2, 3));
Assert.AreEqual(CubeWorld.GetBlockPos(new Vector3(-1.5f, 0f, 3.5f) * cubeSize), new Vector3Int(-2, 0, 3));
}
bool CanBuild(Vector3Int blockPos)
{
Vector3Int playerBlockPos = CubeWorld.GetBlockPos(gameObject.transform.position);
if (blockPos.x == playerBlockPos.x && blockPos.z == playerBlockPos.z &&
Mathf.Abs(playerBlockPos.y - blockPos.y) <= 2)
{
return(false); //prevent building inside yourself and falling through the new mesh
}
return(world.GetBlockType(blockPos) == BLOCK_AIR);
}
/// <summary>
/// Get cube after raycast hit from camera
/// </summary>
bool GetAimpointNextBlock(out Vector3Int blockPos)
{
//raycast to find block empty block position
Ray ray = new Ray(Camera.main.transform.position, Camera.main.transform.forward);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, distanceLimit))
{
//move hit position to roughly be in previous block
hit.point -= (hit.normal * 0.1f);
blockPos = CubeWorld.GetBlockPos(hit.point);
return(true);
}
blockPos = new Vector3Int();
return(false);
}