/// <summary>
/// Resolves a compare operation.
/// </summary>
/// <param name="kind">The compare kind.</param>
/// <param name="flags">The compare flags.</param>
/// <param name="type">The type to compare.</param>
/// <returns>The resolved compare operation.</returns>
public static string GetCompareOperation(
CompareKind kind,
CompareFlags flags,
ArithmeticBasicValueType type)
{
var unorderedFloatComparison = type.IsFloat() &&
flags.HasFlag(CompareFlags.UnsignedOrUnordered);
if (unorderedFloatComparison)
{
if (CompareUnorderedFloatOperations.TryGetValue(
(kind, type),
out string operation))
{
return(operation);
}
}
else
{
if (CompareOperations.TryGetValue((kind, type), out string operation))
{
return(operation);
}
}
throw new NotSupportedIntrinsicException(kind.ToString());
}
//--------------------------------------------------------------------------------------------------
internal static bool CompareShape(TopoDS_Shape shape, string brepFile, CompareFlags flags = CompareFlags.CompareProperties)
{
// Get OCC Shape
Assert.IsNotNull(shape);
// Save to BREP ASCII
var bytes = Occt.Helper.BRepExchange.WriteASCII(shape, flags.HasFlag(CompareFlags.SaveTriangulation));
Assert.IsNotNull(bytes);
Assert.IsNotEmpty(bytes);
// Read file to compare
var referenceBytes = TestData.GetTestData(brepFile + ".brep");
if (referenceBytes == null)
{
TestData.WriteTestResult(bytes, brepFile + "_TestResult.brep");
Assume.That(false, $"{brepFile}: Reference shape file not found.");
return(false);
}
// Possible additions: TopTools::Dump
if (flags.HasFlag(CompareFlags.CompareBytes) && !bytes.SequenceEqual(referenceBytes))
{
TestData.WriteTestResult(bytes, brepFile + "_TestResult.brep");
TestContext.WriteLine($"{brepFile}: Shape not equal to reference");
return(false);
}
if (flags.HasFlag(CompareFlags.CompareText))
{
TestData.WriteTestResult(bytes, brepFile + "_TestResult.brep");
AssertHelper.IsSameText(referenceBytes, bytes, AssertHelper.TextCompareFlags.IgnoreFloatPrecision);
return(true);
}
if (flags.HasFlag(CompareFlags.CompareProperties))
{
var shape2 = Occt.Helper.BRepExchange.ReadASCII(referenceBytes);
// Check transformation
var trsf1 = shape.Location().Transformation();
var trsf2 = shape2.Location().Transformation();
for (int row = 1; row <= 3; row++)
{
for (int col = 1; col <= 4; col++)
{
if (!trsf2.Value(row, col).IsEqual(trsf1.Value(row, col), 0.00000000001))
{
TestData.WriteTestResult(bytes, brepFile + "_TestResult.brep");
TestContext.WriteLine($"{brepFile}: Transformation is different at {col},{row}");
return(false);
}
}
}
string message;
if (_CompareLinearProperties(shape, shape2, out message) ||
_CompareVolumeProperties(shape, shape2, out message) ||
_CompareSurfaceProperties(shape, shape2, out message))
{
TestData.WriteTestResult(bytes, brepFile + "_TestResult.brep");
TestContext.WriteLine($"{brepFile}: {message}");
return(false);
}
}
// Test was ok, delete result file if any left
TestData.DeleteTestResult(brepFile + "_TestResult.brep");
return(true);
}
