// Token: 0x060042AA RID: 17066 RVA: 0x00153634 File Offset: 0x00151A34
private float Cut(Mesh mesh, Transform meshTransform, PrimitivesPro.Utils.Plane plane, bool triangulateHoles, bool fixPivot, bool getContourList, bool dontCut, Vector4 crossSection, out Mesh mesh0, out Mesh mesh1, out Vector3 centroid0, out Vector3 centroid1, out ContourData intersectionData)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
int num = mesh.triangles.Length;
int verticesNum = mesh.vertices.Length;
int[] array = mesh.triangles;
Vector3[] array2 = mesh.vertices;
Vector3[] array3 = mesh.normals;
Vector2[] uv = mesh.uv;
this.crossSectionUV = crossSection;
this.AllocateBuffers(num, verticesNum);
plane.InverseTransform(meshTransform);
for (int i = 0; i < num; i += 3)
{
Vector3 vector = array2[array[i]];
Vector3 vector2 = array2[array[i + 1]];
Vector3 vector3 = array2[array[i + 2]];
bool sideFix = plane.GetSideFix(ref vector);
bool sideFix2 = plane.GetSideFix(ref vector2);
bool sideFix3 = plane.GetSideFix(ref vector3);
array2[array[i]] = vector;
array2[array[i + 1]] = vector2;
array2[array[i + 2]] = vector3;
if (sideFix == sideFix2 && sideFix2 == sideFix3)
{
int num2 = (!sideFix) ? 1 : 0;
if (this.triCache[array[i]] == 0)
{
this.triangles[num2].Add(this.triCounter[num2]);
this.vertices[num2].Add(array2[array[i]]);
this.normals[num2].Add(array3[array[i]]);
this.uvs[num2].Add(uv[array[i]]);
this.centroid[num2] += array2[array[i]];
this.triCache[array[i]] = this.triCounter[num2] + 1;
this.triCounter[num2]++;
}
else
{
this.triangles[num2].Add(this.triCache[array[i]] - 1);
}
if (this.triCache[array[i + 1]] == 0)
{
this.triangles[num2].Add(this.triCounter[num2]);
this.vertices[num2].Add(array2[array[i + 1]]);
this.normals[num2].Add(array3[array[i + 1]]);
this.uvs[num2].Add(uv[array[i + 1]]);
this.centroid[num2] += array2[array[i + 1]];
this.triCache[array[i + 1]] = this.triCounter[num2] + 1;
this.triCounter[num2]++;
}
else
{
this.triangles[num2].Add(this.triCache[array[i + 1]] - 1);
}
if (this.triCache[array[i + 2]] == 0)
{
this.triangles[num2].Add(this.triCounter[num2]);
this.vertices[num2].Add(array2[array[i + 2]]);
this.normals[num2].Add(array3[array[i + 2]]);
this.uvs[num2].Add(uv[array[i + 2]]);
this.centroid[num2] += array2[array[i + 2]];
this.triCache[array[i + 2]] = this.triCounter[num2] + 1;
this.triCounter[num2]++;
}
else
{
this.triangles[num2].Add(this.triCache[array[i + 2]] - 1);
}
}
else
{
this.cutTris.Add(i);
}
}
if (this.vertices[0].Count == 0)
{
this.centroid[0] = array2[0];
}
else
{
this.centroid[0] /= (float)this.vertices[0].Count;
}
if (this.vertices[1].Count == 0)
{
this.centroid[1] = array2[1];
}
else
{
this.centroid[1] /= (float)this.vertices[1].Count;
}
mesh0 = null;
mesh1 = null;
centroid0 = this.centroid[0];
centroid1 = this.centroid[1];
intersectionData = null;
if (this.cutTris.Count < 1)
{
stopwatch.Stop();
return((float)stopwatch.ElapsedMilliseconds);
}
this.AllocateContours(this.cutTris.Count);
foreach (int num3 in this.cutTris)
{
MeshCutter.Triangle tri = new MeshCutter.Triangle
{
ids = new int[]
{
array[num3],
array[num3 + 1],
array[num3 + 2]
},
pos = new Vector3[]
{
array2[array[num3]],
array2[array[num3 + 1]],
array2[array[num3 + 2]]
},
normal = new Vector3[]
{
array3[array[num3]],
array3[array[num3 + 1]],
array3[array[num3 + 2]]
},
uvs = new Vector2[]
{
uv[array[num3]],
uv[array[num3 + 1]],
uv[array[num3 + 2]]
}
};
bool side = plane.GetSide(tri.pos[0]);
bool side2 = plane.GetSide(tri.pos[1]);
bool side3 = plane.GetSide(tri.pos[2]);
int num4 = (!side) ? 1 : 0;
int num5 = 1 - num4;
if (side == side2)
{
float num6;
Vector3 vector4;
bool flag = plane.IntersectSegment(tri.pos[2], tri.pos[0], out num6, out vector4);
float num7;
Vector3 vector5;
bool flag2 = plane.IntersectSegment(tri.pos[2], tri.pos[1], out num7, out vector5);
int num8 = this.AddIntersectionPoint(vector4, tri, tri.ids[2], tri.ids[0], this.cutVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int num9 = this.AddIntersectionPoint(vector5, tri, tri.ids[2], tri.ids[1], this.cutVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int item = this.AddTrianglePoint(tri.pos[0], tri.normal[0], tri.uvs[0], tri.ids[0], this.triCache, this.cornerVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int item2 = this.AddTrianglePoint(tri.pos[1], tri.normal[1], tri.uvs[1], tri.ids[1], this.triCache, this.cornerVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
this.triangles[num4].Add(num8);
this.triangles[num4].Add(item);
this.triangles[num4].Add(num9);
this.triangles[num4].Add(num9);
this.triangles[num4].Add(item);
this.triangles[num4].Add(item2);
int num10 = this.AddIntersectionPoint(vector4, tri, tri.ids[2], tri.ids[0], this.cutVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
int num11 = this.AddIntersectionPoint(vector5, tri, tri.ids[2], tri.ids[1], this.cutVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
int item3 = this.AddTrianglePoint(tri.pos[2], tri.normal[2], tri.uvs[2], tri.ids[2], this.triCache, this.cornerVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
this.triangles[num5].Add(item3);
this.triangles[num5].Add(num10);
this.triangles[num5].Add(num11);
if (triangulateHoles)
{
if (num4 == 0)
{
this.contour.AddTriangle(num3, num8, num9, vector4, vector5);
}
else
{
this.contour.AddTriangle(num3, num10, num11, vector4, vector5);
}
}
}
else if (side == side3)
{
float num6;
Vector3 vector5;
bool flag3 = plane.IntersectSegment(tri.pos[1], tri.pos[0], out num6, out vector5);
Vector3 vector4;
float num7;
bool flag4 = plane.IntersectSegment(tri.pos[1], tri.pos[2], out num7, out vector4);
int num12 = this.AddIntersectionPoint(vector4, tri, tri.ids[1], tri.ids[2], this.cutVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int num13 = this.AddIntersectionPoint(vector5, tri, tri.ids[1], tri.ids[0], this.cutVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int item4 = this.AddTrianglePoint(tri.pos[0], tri.normal[0], tri.uvs[0], tri.ids[0], this.triCache, this.cornerVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int item5 = this.AddTrianglePoint(tri.pos[2], tri.normal[2], tri.uvs[2], tri.ids[2], this.triCache, this.cornerVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
this.triangles[num4].Add(item5);
this.triangles[num4].Add(num13);
this.triangles[num4].Add(num12);
this.triangles[num4].Add(item5);
this.triangles[num4].Add(item4);
this.triangles[num4].Add(num13);
int num14 = this.AddIntersectionPoint(vector4, tri, tri.ids[1], tri.ids[2], this.cutVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
int num15 = this.AddIntersectionPoint(vector5, tri, tri.ids[1], tri.ids[0], this.cutVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
int item6 = this.AddTrianglePoint(tri.pos[1], tri.normal[1], tri.uvs[1], tri.ids[1], this.triCache, this.cornerVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
this.triangles[num5].Add(num14);
this.triangles[num5].Add(num15);
this.triangles[num5].Add(item6);
if (triangulateHoles)
{
if (num4 == 0)
{
this.contour.AddTriangle(num3, num12, num13, vector4, vector5);
}
else
{
this.contour.AddTriangle(num3, num14, num15, vector4, vector5);
}
}
}
else
{
float num6;
Vector3 vector4;
bool flag5 = plane.IntersectSegment(tri.pos[0], tri.pos[1], out num6, out vector4);
float num7;
Vector3 vector5;
bool flag6 = plane.IntersectSegment(tri.pos[0], tri.pos[2], out num7, out vector5);
int num16 = this.AddIntersectionPoint(vector4, tri, tri.ids[0], tri.ids[1], this.cutVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
int num17 = this.AddIntersectionPoint(vector5, tri, tri.ids[0], tri.ids[2], this.cutVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
int item7 = this.AddTrianglePoint(tri.pos[1], tri.normal[1], tri.uvs[1], tri.ids[1], this.triCache, this.cornerVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
int item8 = this.AddTrianglePoint(tri.pos[2], tri.normal[2], tri.uvs[2], tri.ids[2], this.triCache, this.cornerVertCache[num5], this.vertices[num5], this.normals[num5], this.uvs[num5]);
this.triangles[num5].Add(item8);
this.triangles[num5].Add(num17);
this.triangles[num5].Add(item7);
this.triangles[num5].Add(num17);
this.triangles[num5].Add(num16);
this.triangles[num5].Add(item7);
int num18 = this.AddIntersectionPoint(vector4, tri, tri.ids[0], tri.ids[1], this.cutVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int num19 = this.AddIntersectionPoint(vector5, tri, tri.ids[0], tri.ids[2], this.cutVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
int item9 = this.AddTrianglePoint(tri.pos[0], tri.normal[0], tri.uvs[0], tri.ids[0], this.triCache, this.cornerVertCache[num4], this.vertices[num4], this.normals[num4], this.uvs[num4]);
this.triangles[num4].Add(num19);
this.triangles[num4].Add(item9);
this.triangles[num4].Add(num18);
if (triangulateHoles)
{
if (num4 == 0)
{
this.contour.AddTriangle(num3, num18, num19, vector4, vector5);
}
else
{
this.contour.AddTriangle(num3, num16, num17, vector4, vector5);
}
}
}
}
if (triangulateHoles || getContourList)
{
this.contour.FindContours();
}
List <int>[] array4 = null;
if (triangulateHoles)
{
array4 = new List <int>[]
{
new List <int>(this.contour.MidPointsCount),
new List <int>(this.contour.MidPointsCount)
};
this.Triangulate(this.contour.contour, plane, this.vertices, this.normals, this.uvs, array4, true);
}
intersectionData = null;
if (getContourList)
{
List <Vector3[]> contourList = null;
this.GetContourList(this.contour.contour, this.vertices[0], out contourList);
intersectionData = new ContourData(contourList, meshTransform);
}
centroid0 = this.centroid[0];
centroid1 = this.centroid[1];
if (dontCut)
{
mesh0 = null;
mesh1 = null;
return((float)stopwatch.ElapsedMilliseconds);
}
if (this.vertices[0].Count > 0 && this.vertices[1].Count > 0)
{
mesh0 = new Mesh();
mesh1 = new Mesh();
Vector3[] array5 = this.vertices[0].ToArray();
Vector3[] array6 = this.vertices[1].ToArray();
if (fixPivot)
{
MeshUtils.CenterPivot(array5, this.centroid[0]);
MeshUtils.CenterPivot(array6, this.centroid[1]);
}
mesh0.vertices = array5;
mesh0.normals = this.normals[0].ToArray();
mesh0.uv = this.uvs[0].ToArray();
mesh1.vertices = array6;
mesh1.normals = this.normals[1].ToArray();
mesh1.uv = this.uvs[1].ToArray();
if (triangulateHoles && array4[0].Count > 0)
{
mesh0.subMeshCount = 2;
mesh0.SetTriangles(this.triangles[0].ToArray(), 0);
mesh0.SetTriangles(array4[0].ToArray(), 1);
mesh1.subMeshCount = 2;
mesh1.SetTriangles(this.triangles[1].ToArray(), 0);
mesh1.SetTriangles(array4[1].ToArray(), 1);
}
else
{
mesh0.triangles = this.triangles[0].ToArray();
mesh1.triangles = this.triangles[1].ToArray();
}
stopwatch.Stop();
return((float)stopwatch.ElapsedMilliseconds);
}
mesh0 = null;
mesh1 = null;
stopwatch.Stop();
return((float)stopwatch.ElapsedMilliseconds);
}
