本文整理汇总了C#中System.Numerics.Vector2.LengthSquared方法的典型用法代码示例。如果您正苦于以下问题：C# Vector2.LengthSquared方法的具体用法？C# Vector2.LengthSquared怎么用？C# Vector2.LengthSquared使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Numerics.Vector2的用法示例。
在下文中一共展示了Vector2.LengthSquared方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ExecuteTest
public void ExecuteTest(Operations operation, int innerIterations, Vector2 v1, Vector2 v2)
{
Vector2 res;
switch (operation)
{
case Operations.Add_Operator:
for (int i = 0; i < innerIterations; i++)
{ res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; }
break;
case Operations.Add_Function:
for (int i = 0; i < innerIterations; i++)
{ Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); Vector2.Add(v1, v2); }
break;
case Operations.Sub_Operator:
for (int i = 0; i < innerIterations; i++)
{ res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; }
break;
case Operations.Sub_Function:
for (int i = 0; i < innerIterations; i++)
{ Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); Vector2.Subtract(v1, v2); }
break;
case Operations.Mul_Operator:
for (int i = 0; i < innerIterations; i++)
{ res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; }
break;
case Operations.Mul_Function:
for (int i = 0; i < innerIterations; i++)
{ Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); Vector2.Multiply(v1, v2); }
break;
case Operations.Dot:
for (int i = 0; i < innerIterations; i++)
{ Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); Vector2.Dot(v1, v2); }
break;
case Operations.SquareRoot:
for (int i = 0; i < innerIterations; i++)
{ Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); Vector2.SquareRoot(v1); }
break;
case Operations.Length_Squared:
for (int i = 0; i < innerIterations; i++)
{ v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); }
break;
case Operations.Normalize:
for (int i = 0; i < innerIterations; i++)
{ Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); Vector2.Normalize(v1); }
break;
case Operations.Distance_Squared:
for (int i = 0; i < innerIterations; i++)
{ Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); Vector2.DistanceSquared(v1, v2); }
break;
}
}示例2: Projection
/// <summary>
///
/// </summary>
/// <param name="v"></param>
/// <param name="other"></param>
/// <returns></returns>
public static Vector2 Projection(this Vector2 v, Vector2 other) => Vector2.Dot(v, other) / other.LengthSquared() * other;示例3: SolveVelocityConstraints
internal override void SolveVelocityConstraints(ref TimeStep step)
{
Body b = _bodyB;
XForm xf1;
b.GetXForm(out xf1);
Vector2 r = MathUtils.Multiply(ref xf1.R, _localAnchor - b.GetLocalCenter());
// Cdot = v + cross(w, r)
Vector2 Cdot = b._linearVelocity + MathUtils.Cross(b._angularVelocity, r);
Vector2 impulse = MathUtils.Multiply(ref _mass, -(Cdot + _beta * _C + _gamma * _impulse));
Vector2 oldImpulse = _impulse;
_impulse += impulse;
float maxImpulse = step.dt * _maxForce;
if (_impulse.LengthSquared() > maxImpulse * maxImpulse)
{
_impulse *= maxImpulse / _impulse.Length();
}
impulse = _impulse - oldImpulse;
b._linearVelocity += b._invMass * impulse;
b._angularVelocity += b._invI * MathUtils.Cross(r, impulse);
}