public static unsafe void GetAsciiSpanFromSBytePointerTest()
{
Assert.That(() => MarshalUtilities.GetAsciiSpan(null, -1).ToArray(),
Is.EqualTo(Array.Empty <sbyte>())
);
fixed(sbyte *source = Array.Empty <sbyte>())
{
var pSource = source;
Assert.That(() => MarshalUtilities.GetAsciiSpan(pSource, -1).ToArray(),
Is.EqualTo(Array.Empty <sbyte>())
);
}
fixed(sbyte *source = new sbyte[] { (sbyte)'A', (sbyte)'B', (sbyte)'C' })
{
var pSource = source;
Assert.That(() => MarshalUtilities.GetAsciiSpan(pSource, -1).ToArray(),
Is.EqualTo(new sbyte[] { (sbyte)'A', (sbyte)'B', (sbyte)'C' })
);
Assert.That(() => MarshalUtilities.GetAsciiSpan(pSource, 2).ToArray(),
Is.EqualTo(new sbyte[] { (sbyte)'A', (sbyte)'B' })
);
}
}
public static unsafe void GetUtf16SpanFromSBytePointerTest()
{
Assert.That(() => MarshalUtilities.GetUtf16Span(null, -1).ToArray(),
Is.EqualTo(Array.Empty <ushort>())
);
fixed(ushort *source = Array.Empty <ushort>())
{
var pSource = source;
Assert.That(() => MarshalUtilities.GetUtf16Span(pSource, -1).ToArray(),
Is.EqualTo(Array.Empty <ushort>())
);
}
fixed(ushort *source = new ushort[] { 'A', 'B', 'C' })
{
var pSource = source;
Assert.That(() => MarshalUtilities.GetUtf16Span(pSource, -1).ToArray(),
Is.EqualTo(new ushort[] { 'A', 'B', 'C' })
);
Assert.That(() => MarshalUtilities.GetUtf16Span(pSource, 2).ToArray(),
Is.EqualTo(new ushort[] { 'A', 'B' })
);
}
}
/// <summary>
/// Instantiates a spline from an individual OBJ file which contains a set of vertices representing the individual points of the spline.
/// </summary>
/// <param name="path">An OBJ file containing the points of the spline as vertices.</param>
public static Spline *MakeSpline(string path)
{
// Store newly created Spline
Spline spline = new Spline();
// Parse individual spline file.
ObjParser parser = new ObjParser(path);
// Spline Information
spline.Enabler = 1;
spline.SplineType = parser.GetSplineType();
spline.NumberOfVertices = (ushort)parser.Vertices.Count;
// Get vertices & calculate total length
SplineVertex[] vertices = MakeSplineVertices(ref parser);
spline.TotalSplineLength = vertices.Sum(x => x.DistanceToNextVertex);
// Write vertices to unmanaged memory
int structSize = Marshal.SizeOf(vertices[0]) * vertices.Length;
IntPtr splineVerticesPointer = Marshal.AllocHGlobal(structSize);
MarshalUtilities.StructureArrayToPointer(vertices, splineVerticesPointer);
spline.VertexList = (SplineVertex *)splineVerticesPointer;
// Write spline to unmanaged memory
int splineSize = Marshal.SizeOf(spline);
IntPtr splinePointer = Marshal.AllocHGlobal(splineSize);
Marshal.StructureToPtr(spline, splinePointer, true);
return((Spline *)splinePointer);
}
public static void GetAsciiSpanFromStringTest()
{
Assert.That(() => MarshalUtilities.GetAsciiSpan(null).ToArray(),
Is.EqualTo(Array.Empty <sbyte>())
);
Assert.That(() => MarshalUtilities.GetAsciiSpan(string.Empty).ToArray(),
Is.EqualTo(Array.Empty <sbyte>())
);
Assert.That(() => MarshalUtilities.GetAsciiSpan("ABC").ToArray(),
Is.EqualTo(new sbyte[] { (sbyte)'A', (sbyte)'B', (sbyte)'C' })
);
}
public static void GetStringReadOnlySpanUInt16Test()
{
Assert.That(() => MarshalUtilities.GetString(default(ushort[])),
Is.Null
);
Assert.That(() => MarshalUtilities.GetString(Array.Empty <ushort>()),
Is.EqualTo(string.Empty)
);
Assert.That(() => MarshalUtilities.GetString(new ushort[] { 'A', 'B', 'C' }),
Is.EqualTo("ABC")
);
}
public static void GetUtf16SpanFromStringTest()
{
Assert.That(() => MarshalUtilities.GetUtf16Span(null).ToArray(),
Is.EqualTo(Array.Empty <ushort>())
);
Assert.That(() => MarshalUtilities.GetUtf16Span(string.Empty).ToArray(),
Is.EqualTo(Array.Empty <ushort>())
);
Assert.That(() => MarshalUtilities.GetUtf16Span("ABC").ToArray(),
Is.EqualTo(new ushort[] { 'A', 'B', 'C' })
);
}
public static void GetStringReadOnlySpanSByteTest()
{
Assert.That(() => MarshalUtilities.GetString(default(sbyte[])),
Is.Null
);
Assert.That(() => MarshalUtilities.GetString(Array.Empty <sbyte>()),
Is.EqualTo(string.Empty)
);
Assert.That(() => MarshalUtilities.GetString(new sbyte[] { (sbyte)'A', (sbyte)'B', (sbyte)'C' }),
Is.EqualTo("ABC")
);
}
public static unsafe void GetAsciiSpanFromSByteReferenceTest()
{
Assert.That(() => MarshalUtilities.GetAsciiSpan(UnsafeUtilities.NullRef <sbyte>(), -1).ToArray(),
Is.EqualTo(Array.Empty <sbyte>())
);
var source = new sbyte[] { (sbyte)'A', (sbyte)'B', (sbyte)'C' };
Assert.That(() => MarshalUtilities.GetAsciiSpan(in source[0], -1).ToArray(),
Is.EqualTo(new sbyte[] { (sbyte)'A', (sbyte)'B', (sbyte)'C' })
);
Assert.That(() => MarshalUtilities.GetAsciiSpan(in source[0], 2).ToArray(),
Is.EqualTo(new sbyte[] { (sbyte)'A', (sbyte)'B' })
);
}
public static unsafe void GetUtf16SpanFromSByteReferenceTest()
{
Assert.That(() => MarshalUtilities.GetUtf16Span(UnsafeUtilities.NullRef <ushort>(), -1).ToArray(),
Is.EqualTo(Array.Empty <ushort>())
);
var source = new ushort[] { 'A', 'B', 'C' };
Assert.That(() => MarshalUtilities.GetUtf16Span(in source[0], -1).ToArray(),
Is.EqualTo(new ushort[] { 'A', 'B', 'C' })
);
Assert.That(() => MarshalUtilities.GetUtf16Span(in source[0], 2).ToArray(),
Is.EqualTo(new ushort[] { 'A', 'B' })
);
}
/// <summary>
/// Instantiates a spline from an individual OBJ file which contains a set of vertices representing the individual points of the spline.
/// </summary>
/// <param name="path">An OBJ file containing the points of the spline as vertices.</param>
public static BobsledSpline *MakeSpline(string path)
{
// Store newly created Spline
BobsledSpline spline = new BobsledSpline();
// Parse individual spline file.
ObjParser parser = new ObjParser(path);
// Spline Information
spline.Enabler = 0;
spline.Null = 0;
spline.NumberOfVertices = (ushort)parser.Vertices.Count;
// Get vertices & calculate total length
Vector[] vertices = parser.Vertices.ToArray();
spline.TotalSplineLength = 0;
for (int i = 0; i < vertices.Length - 1; i++)
{
spline.TotalSplineLength += SplineVertexExtensions.Distance(vertices[i], vertices[i + 1]);
}
// Write vertices to unmanaged memory
int structSize = Marshal.SizeOf(vertices[0]) * vertices.Length;
IntPtr splineVerticesPointer = Marshal.AllocHGlobal(structSize);
MarshalUtilities.StructureArrayToPointer(vertices, splineVerticesPointer);
spline.VertexList = (Vector *)splineVerticesPointer;
// Write spline to unmanaged memory
int splineSize = Marshal.SizeOf(spline);
IntPtr splinePointer = Marshal.AllocHGlobal(splineSize);
Marshal.StructureToPtr(spline, splinePointer, true);
return((BobsledSpline *)splinePointer);
}
