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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//
using System;
using System.Numerics;
using System.Runtime.CompilerServices;
internal partial class VectorTest
{
private const int Pass = 100;
private const int Fail = -1;
private static Vector2[] s_A;
private static Vector2 s_p0;
private static Vector2 s_p1;
private static Vector2 s_p2;
private static Vector2 s_p3;
[MethodImplAttribute(MethodImplOptions.NoInlining)]
public static void init()
{
s_A = new Vector2[10];
Random random = new Random(100);
for (int i = 0; i < 10; i++)
{
s_A[i] = new Vector2(random.Next(100));
}
s_p0 = new Vector2(random.Next(100));
s_p1 = new Vector2(random.Next(100));
s_p2 = new Vector2(random.Next(100));
s_p3 = new Vector2(random.Next(100));
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static Vector2 F1(float t)
{
float ti = 1 - t;
float t0 = ti * ti * ti;
float t1 = 3 * ti * ti * t;
float t2 = 3 * ti * t * t;
float t3 = t * t * t;
return (t0 * s_p0) + (t1 * s_p1) + (t2 * s_p2) + (t3 * s_p3);
}
[MethodImplAttribute(MethodImplOptions.NoInlining)]
public static Vector2 F2(float u)
{
if (u < 0)
return s_A[0];
if (u >= 1)
return s_A[1];
if (u < 0.1)
return s_A[2];
if (u > 0.9)
return s_A[3];
return F1(u);
}
[MethodImplAttribute(MethodImplOptions.NoInlining)]
public static Vector<T> VectorOne<T>() where T: struct
{
return Vector<T>.One;
}
[MethodImplAttribute(MethodImplOptions.NoInlining)]
public static Vector<T> VectorPlusOne<T>(Vector<T> v1) where T : struct
{
Vector<T> v2 = VectorOne<T>();
return v1 + v2;
}
public static int VectorTReturnTest()
{
Vector<float> v1 = new Vector<float>(2.0f);
Vector<float> result1 = VectorPlusOne<float>(v1);
for (int i=0; i < Vector<float>.Count; ++i)
{
if (!CheckValue<float>(result1[i], 3.0f))
{
Console.WriteLine("Expected result is " + 3.0f);
Console.WriteLine("Instead got " + result1[i]);
Console.WriteLine("FAILED");
return Fail;
}
}
Vector<int> v2 = new Vector<int>(5);
Vector<int> result2 = VectorPlusOne<int>(v2);
for (int i = 0; i < Vector<int>.Count; ++i)
{
if (!CheckValue<int>(result2[i], 6))
{
Console.WriteLine("Expected result is " + 6);
Console.WriteLine("Instead got " + result2[i]);
Console.WriteLine("FAILED");
return Fail;
}
}
return Pass;
}
[MethodImplAttribute(MethodImplOptions.NoInlining)]
public static Vector3 GetVector3One()
{
return new Vector3(1.0f);
}
[MethodImplAttribute(MethodImplOptions.NoInlining)]
public static Vector3 GetVector3PlusOne(Vector3 v1)
{
Vector3 v2 = GetVector3One();
return v1 + v2;
}
public static int Vector3ReturnTest()
{
Vector3 v1 = new Vector3(3.0f, 4.0f, 5.0f);
Vector3 result = GetVector3PlusOne(v1);
if (!CheckValue<float>(result.X, 4.0f) ||
!CheckValue<float>(result.Y, 5.0f) ||
!CheckValue<float>(result.Z, 6.0f))
{
Console.WriteLine("Vector3ReturnTest did not return expected value");
return Fail;
}
return Pass;
}
public static int Main()
{
init();
Vector2 result = F2(0.5F);
Vector2 expectedResult = F1(0.5F);
Console.WriteLine("Result is " + result.ToString());
if (!CheckValue<float>(result.X, expectedResult.X) || !CheckValue<float>(result.Y, expectedResult.Y))
{
Console.WriteLine("Expected result is " + expectedResult.ToString());
Console.WriteLine("FAILED");
return Fail;
}
if (VectorTReturnTest() != Pass)
{
Console.WriteLine("FAILED");
return Fail;
}
if (Vector3ReturnTest() != Pass)
{
Console.WriteLine("FAILED");
return Fail;
}
Console.WriteLine("PASSED");
return Pass;
}
}
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