Files
2026-02-21 16:45:37 +08:00

134 lines
2.1 KiB
C#

using System;
using UnityEngine;
[AddComponentMenu("Modifiers/Taper")]
public class MegaTaper : MegaModifier
{
public float amount;
public bool doRegion;
public float to;
public float from;
public float dir;
public MegaAxis axis;
public MegaEffectAxis EAxis;
private Matrix4x4 mat = default(Matrix4x4);
public float crv;
public bool sym;
private bool doX;
private bool doY;
private float k1;
private float k2;
private float l;
private float ovl;
private void SetK(float K1, float K2)
{
k1 = K1;
k2 = K2;
}
public override string ModName()
{
return "Taper";
}
public override string GetHelpURL()
{
return "?page_id=338";
}
public override Vector3 Map(int i, Vector3 p)
{
if (l == 0f)
{
return p;
}
p = tm.MultiplyPoint3x4(p);
float num = ((!doRegion) ? (p.y * ovl) : ((p.y < from) ? (from * ovl) : ((!(p.y > to)) ? (p.y * ovl) : (to * ovl))));
if (sym && num < 0f)
{
num = 0f - num;
}
float num2 = 1f + num * k1 + k2 * num * (1f - num);
if (doX)
{
p.x *= num2;
}
if (doY)
{
p.z *= num2;
}
return invtm.MultiplyPoint3x4(p);
}
public override bool ModLateUpdate(MegaModContext mc)
{
return Prepare(mc);
}
public override bool Prepare(MegaModContext mc)
{
switch (EAxis)
{
case MegaEffectAxis.X:
doX = true;
doY = false;
break;
case MegaEffectAxis.Y:
doX = false;
doY = true;
break;
case MegaEffectAxis.XY:
doX = true;
doY = true;
break;
}
mat = Matrix4x4.identity;
switch (axis)
{
case MegaAxis.X:
MegaMatrix.RotateZ(ref mat, (float)Math.PI / 2f);
l = bbox.max[0] - bbox.min[0];
break;
case MegaAxis.Y:
MegaMatrix.RotateX(ref mat, -(float)Math.PI / 2f);
l = bbox.max[2] - bbox.min[2];
break;
case MegaAxis.Z:
l = bbox.max[1] - bbox.min[1];
break;
}
if (l != 0f)
{
ovl = 1f / l;
}
MegaMatrix.RotateY(ref mat, (float)Math.PI / 180f * dir);
SetAxis(mat);
SetK(amount, crv);
return true;
}
public override void ExtraGizmo(MegaModContext mc)
{
if (doRegion)
{
DrawFromTo(axis, from, to, mc);
}
}
}