crossSection 盒子裁切闪烁问题
问题定位为鼠标坐标xyz导致出现的，和别人写的那个layer不一样
CappedSectionBox.cs
//The purpose of this script is to manipulate the scale and position of the capped section box gizmo object
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
namespace WorldSpaceTransitions
{
public class CappedSectionBox : MonoBehaviour, ISizedSection
{
//public LayerMask layer = 13;
//[Space(10)]
public Collider xAxis;
public Collider xAxisNeg;
[Space(10)]
public Collider yAxis;
public Collider yAxisNeg;
[Space(10)]
public Collider zAxis;
public Collider zAxisNeg;
private enum GizmoAxis { X, Y, Z, Xneg, Yneg, Zneg, XYRotate, XZRotate, YZRotate, none };
private GizmoAxis selectedAxis;
private RaycastHit hit;
private Ray ray, ray1;
private Plane dragplane;
private float rayDistance, newRotY, rayDistancePrev, distance;
private Vector3 lookCamera, startDrag, startPos, startDragRot, lookHitPoint, startScale;
private bool dragging;
private Vector3 Offset;
// Use this for initialization
void Start()
{
}
// Update is called once per frame
void Update()
{
if (Input.GetMouseButtonDown(0))
{
ray = Camera.main.ScreenPointToRay(Input.mousePosition);
dragplane = new Plane();
RaycastHit hit;
if (xAxis.Raycast(ray, out hit, 1000f))
{
selectedAxis = GizmoAxis.X;
dragplane.SetNormalAndPosition(transform.up, transform.position);
}
else if (xAxisNeg.Raycast(ray, out hit, 1000f))
{
selectedAxis = GizmoAxis.Xneg;
dragplane.SetNormalAndPosition(-transform.up, transform.position);
}
else if (yAxis.Raycast(ray, out hit, 1000f))
{
selectedAxis = GizmoAxis.Y;
dragplane.SetNormalAndPosition(transform.forward, transform.position);
}
else if (yAxisNeg.Raycast(ray, out hit, 1000f))
{
selectedAxis = GizmoAxis.Yneg;
dragplane.SetNormalAndPosition(-transform.forward, transform.position);
}
else if (zAxis.Raycast(ray, out hit, 1000f))
{
selectedAxis = GizmoAxis.Z;
dragplane.SetNormalAndPosition(transform.up, transform.position);
}
else if (zAxisNeg.Raycast(ray, out hit, 1000f))
{
selectedAxis = GizmoAxis.Zneg;
dragplane.SetNormalAndPosition(-transform.up, transform.position);
}
else
{
//Debug.Log(hit.collider.name);
return;
}
distance = hit.distance;
startDrag = Camera.main.ScreenToWorldPoint(new Vector3(Input.mousePosition.x, Input.mousePosition.y, distance));
startPos = transform.position;
startScale = transform.localScale;
dragging = true;
}
if (dragging)
{
ray = Camera.main.ScreenPointToRay(Input.mousePosition);
Vector3 onDrag = Camera.main.ScreenToWorldPoint(new Vector3(Input.mousePosition.x, Input.mousePosition.y, distance));
Vector3 projectedTranslation = Vector3.zero;
if (dragging)
{
float lsx = startScale.x;
float lsy = startScale.y;
float lsz = startScale.z;
switch (selectedAxis)
{
case GizmoAxis.X:
{
Offset = new Vector3(onDrag.x, startDrag.y, startDrag.z);
Vector3 translation = Offset - startDrag;
projectedTranslation = Vector3.Project(translation, transform.right);
transform.position = startPos + 0.5f * (projectedTranslation.normalized * translation.magnitude);
lsx += translation.magnitude * Mathf.Sign(Vector3.Dot(projectedTranslation, transform.right));
break;
}
case GizmoAxis.Xneg:
{
Offset = new Vector3(onDrag.x, startDrag.y, startDrag.z);
Vector3 translation = Offset - startDrag;
projectedTranslation = Vector3.Project(translation, -transform.right);
transform.position = startPos + 0.5f * (projectedTranslation.normalized * translation.magnitude);
lsx += translation.magnitude * Mathf.Sign(Vector3.Dot(projectedTranslation, -transform.right));
break;
}
case GizmoAxis.Y:
{
Offset = new Vector3(startDrag.x, startDrag.y, onDrag.z);
Vector3 translation = Offset - startDrag;
projectedTranslation = Vector3.Project(translation, transform.up);
transform.position = startPos + 0.5f * (projectedTranslation.normalized * translation.magnitude);
lsy += translation.magnitude * Mathf.Sign(Vector3.Dot(projectedTranslation, transform.up));
break;
}
case GizmoAxis.Yneg:
{
Offset = new Vector3(startDrag.x, startDrag.y, onDrag.z);
Vector3 translation = Offset - startDrag;
projectedTranslation = Vector3.Project(translation, -transform.up);
transform.position = startPos + 0.5f * (projectedTranslation.normalized * translation.magnitude);
lsy += translation.magnitude * Mathf.Sign(Vector3.Dot(projectedTranslation, -transform.up));
break;
}
case GizmoAxis.Z:
{
Offset = new Vector3(startDrag.x, onDrag.y, startDrag.z);
Vector3 translation = Offset - startDrag;
projectedTranslation = Vector3.Project(translation, transform.forward);
transform.position = startPos + 0.5f * (projectedTranslation.normalized * translation.magnitude);
lsz += translation.magnitude * Mathf.Sign(Vector3.Dot(projectedTranslation, transform.forward));
break;
}
case GizmoAxis.Zneg:
{
Offset = new Vector3(startDrag.x, onDrag.y, startDrag.z);
Vector3 translation = Offset - startDrag;
projectedTranslation = Vector3.Project(translation, -transform.forward);
transform.position = startPos + 0.5f * (projectedTranslation.normalized * translation.magnitude);
lsz += translation.magnitude * Mathf.Sign(Vector3.Dot(projectedTranslation, -transform.forward));
break;
}
}
transform.localScale = new Vector3(Mathf.Clamp(lsx, 0.01f, Mathf.Infinity), Mathf.Clamp(lsy, 0.01f, Mathf.Infinity), Mathf.Clamp(lsz, 0.01f, Mathf.Infinity));
//foreach (UVScaler uvs in gameObject.GetComponentsInChildren()) uvs.SetUV();
}
if (Input.GetMouseButtonUp(0))
{
dragging = false;
}
}
}
void OnDisable()
{
dragging = false;
}
public void HideCage(bool val)
{
foreach (PlaneHover ph in gameObject.GetComponentsInChildren()) ph.GetComponent().enabled = val;
}
public void HideCaps(bool val)
{
foreach (Transform quad in gameObject.transform) if (quad.name.Contains("hatch")) quad.GetComponent().enabled = val;
}
public void Size(Bounds b, GameObject g, BoundsOrientation orientation)
{
//Debug.Log(b.ToString());
float scale = 1f;
Vector3 clearance = 0.01f * Vector3.one;
transform.localScale = Vector3.one;
transform.localScale = scale * b.size + clearance;
transform.position = b.center;
}
}
}
