// Token: 0x060004C0 RID: 1216 RVA: 0x00018864 File Offset: 0x00016A64
public static Ellipse2 Transform(this AffineTransform2 transformer, Ellipse2 ellipse)
{
AffineTransform2 source = new AffineTransform2(ellipse.Axis0, ellipse.Axis1, ellipse.Center, 1.0);
AffineTransform2 affineTransform = transformer.Transform(source);
return(new Ellipse2(affineTransform.Origin, affineTransform.AxisX, affineTransform.AxisY, ellipse.Extent0 * transformer.Scale, ellipse.Extent1 * transformer.Scale));
}
// Token: 0x06000491 RID: 1169 RVA: 0x00016ED0 File Offset: 0x000150D0
private static void ComputeEllipseBoundingBoxVariables(Ellipse2 ellipse, out double tx1, out double tx2, out double ty1, out double ty2, out double x1, out double x2, out double y1, out double y2)
{
double x3 = ellipse.Center.X;
double y3 = ellipse.Center.Y;
double extent = ellipse.Extent0;
double extent2 = ellipse.Extent1;
double num = Math.Acos(ellipse.Axis0.Dot(UnitVector2.UnitX));
if (ellipse.Axis0.Dot(UnitVector2.UnitY) < 0.0)
{
num = -num;
}
double num2 = Math.Tan(num);
double num3 = 1.0 / num2;
double num4 = Math.Cos(num);
double num5 = Math.Sin(num);
tx1 = (Math.Atan(-extent2 * num2 / extent) + 6.2831853071795862) % 6.2831853071795862;
ty1 = (Math.Atan(extent2 * num3 / extent) + 6.2831853071795862) % 6.2831853071795862;
tx2 = (tx1 + 3.1415926535897931) % 6.2831853071795862;
ty2 = (ty1 + 3.1415926535897931) % 6.2831853071795862;
x1 = x3 + extent * Math.Cos(tx1) * num4 - extent2 * Math.Sin(tx1) * num5;
x2 = x3 + extent * Math.Cos(tx2) * num4 - extent2 * Math.Sin(tx2) * num5;
y1 = y3 + extent2 * Math.Sin(ty1) * num4 + extent * Math.Cos(ty1) * num5;
y2 = y3 + extent2 * Math.Sin(ty2) * num4 + extent * Math.Cos(ty2) * num5;
}
// Token: 0x060000FD RID: 253 RVA: 0x00004DF1 File Offset: 0x00002FF1
public EllipticArc2(Ellipse2 ellipse, Angle startAngle, Angle deltaAngle)
{
this = default(EllipticArc2);
this.Ellipse = ellipse;
this.StartAngle = startAngle;
this.DeltaAngle = deltaAngle;
}
// Token: 0x0600048E RID: 1166 RVA: 0x00016D10 File Offset: 0x00014F10
public static AxisAlignedBox2 ComputeAxisAlignedBoundingBox(this Ellipse2 ellipse)
{
double num;
double num2;
double num3;
double num4;
double val;
double val2;
double val3;
double val4;
EllipseExtensionMethods.ComputeEllipseBoundingBoxVariables(ellipse, out num, out num2, out num3, out num4, out val, out val2, out val3, out val4);
return(new AxisAlignedBox2(Math.Min(val, val2), Math.Max(val, val2), Math.Min(val3, val4), Math.Max(val3, val4)));
}
