using UnityEngine;
using System.Collections;
using System.Collections.Generic;


public class CubeSlice : MonoBehaviour {
	public Mesh testMesh;


	// Use this for initialization
	void Start () {
	
	}
	
	// Update is called once per frame
	void Update () {
	
	}

	void OnDrawGizmos(){
		if (testMesh == null) {
			return;
		}

		float totalVolume = AdvancedMath.MeshVolume (testMesh.vertices, testMesh.triangles, transform.localToWorldMatrix);

		Debug.Log ("Underwater volume = " + totalVolume);
		Debug.Log ("Expected volume = " + AdvancedMath.CylinderVolume(0.5f, 1.0f));

		//List<Vector3> prismTriangles = new List<Vector3> ();

		/*for (int i = 0; i < 1; ++i) {
			Vector3 v0 = new Vector3(0,-1,0);
			Vector3 v1 = new Vector3(1,-1,0);
			Vector3 v2 = new Vector3(0.5f,-5,1);
			Vector3 normal = AdvancedMath.TriangleNormal(v0, v1, v2);
			
			float sign = Mathf.Sign(Vector3.Dot (normal, p.normal));
			
			float h0 = p.GetDistanceToPoint(v0);
			float h1 = p.GetDistanceToPoint(v1);
			float h2 = p.GetDistanceToPoint(v2);
			float avgH = (h0 + h1 + h2) / 3.0f;
			
			Vector3 vp0 = v0 - p.normal * h0;
			Vector3 vp1 = v1 - p.normal * h1;
			Vector3 vp2 = v2 - p.normal * h2;
			
			float triangleSquare = AdvancedMath.TriangleSquare(vp0, vp1, vp2);
			float prismVolume = AdvancedMath.PrismVolume(triangleSquare, avgH) * sign;
			totalVolume += prismVolume;
			
			Vector3 com = AdvancedMath.PrismCenterOfMass(vp0, vp1, vp2, p.normal, h0, h1, h2);


			AdvancedGizmo.DrawTriangle(v0, v1, v2, true);
			AdvancedGizmo.DrawTriangle(vp0, vp1, vp2, true);
			Debug.DrawLine(v0, vp0);
			Debug.DrawLine(v1, vp1);
			Debug.DrawLine(v2, vp2);

			Gizmos.DrawSphere(new Vector3(com.x, com.y, com.z), 0.05f);

		}*/



		//Debug.Log ("Cut: " + cut);
		//Debug.Log ("Not cut: " + notCut);

		//AdvancedGizmo.DrawMesh (cuttedTriangles.ToArray (), true);
		//AdvancedGizmo.DrawMesh (vertices, indices, false);

	}
}