private RenderGeometry BuildTileBaseColliderGeometry()
        {
            RenderGeometry geometry1 = BuildTileBaseGeometry();
            RenderGeometry geometry2 = BuildTileBaseGeometry();

            geometry2.ApplyScale(0.5f * Vector3.one);
            geometry2.ApplyOffset(-0.01f * parent.faceNormal);
            geometry1.CombineGeometry(geometry2);

            return(geometry1);
        }
    public static RenderGeometry CreateConeGeometry(float radius, float height, int segmentP, int segmentH, bool smoothH, bool smoothV, float cutTop = 0, float cutAngle = 0)
    {
        if (cutTop == 0)
        {
            StructureGeometry       structure = new StructureGeometry();
            RenderGeometry.FaceType faceType  = GetFaceType(smoothH, smoothV);

            SurfaceComponentGeometry coneCap = SurfaceComponentGeometries.CreateConeCapGeometry(radius, height, segmentP, segmentH, cutAngle, 1, faceType);
            if (cutAngle == 0)
            {
                SurfaceComponentGeometry bottom = SurfaceComponentGeometries.CreateRegularPolygonGeometry(radius, segmentP, 2);
                bottom.ApplyRotation(Quaternion.AngleAxis(180, Vector3.right));

                Vertex corner = structure.CreateVertex();
                structure.CreateFace(coneCap, false, corner);
                structure.CreateFace(bottom, false, corner);
            }
            else
            {
                SurfaceComponentGeometry bottom = SurfaceComponentGeometries.CreateFanCapGeometry(radius, segmentP, 1, cutAngle, 2);
                SurfaceComponentGeometry wall1  = SurfaceComponentGeometries.CreateTriangleGeometry(1, 1, 0, segmentH, true, 3);
                SurfaceComponentGeometry wall2  = SurfaceComponentGeometries.CreateTriangleGeometry(1, 1, 0, segmentH, true, 4);

                Vertex cornerUp    = structure.CreateVertex(new Vector3(0, height, 0));
                Vertex cornerDownC = structure.CreateVertex(Vector3.zero);
                Vertex cornerDown1 = structure.CreateVertex(new Vector3(radius * Mathf.Cos(cutAngle), 0, -radius * Mathf.Sin(cutAngle)));
                Vertex cornerDown2 = structure.CreateVertex(new Vector3(radius, 0, 0));

                structure.CreateFace(coneCap, true, cornerDown1, cornerDown2, cornerUp);
                structure.CreateFace(bottom, true, cornerDown2, cornerDown1, cornerDownC);
                structure.CreateFace(wall1, true, cornerDown1, cornerUp, cornerDownC);
                structure.CreateFace(wall2, true, cornerDownC, cornerUp, cornerDown2);
            }
            return(structure.Build());
        }
        else
        {
            RenderGeometry geometry = CreateCylinderGeometry(radius, height, segmentP, segmentH, smoothH, smoothV, cutAngle);
            geometry.ApplyOffset(Vector3.up * (height / 2));

            float     shrinkCoeff = (1 - cutTop) / height;
            SpaceWarp warp        = new SpaceWarp($"x*(1-y*{shrinkCoeff})", "y", $"z*(1-y*{shrinkCoeff})");
            geometry.ApplySpaceWarp(warp);
            return(geometry);
        }
    }