public void RunStructLclFldScenario()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunStructLclFldScenario));
var test = TestStruct.Create();
var result = Sse2.CompareScalarOrderedGreaterThan(test._fld1, test._fld2);
ValidateResult(test._fld1, test._fld2, result);
}
public void RunClassFldScenario()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunClassFldScenario));
var result = Sse2.CompareScalarOrderedGreaterThan(_fld1, _fld2);
ValidateResult(_fld1, _fld2, result);
}
public void RunClassLclFldScenario()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunClassLclFldScenario));
var test = new BooleanBinaryOpTest__CompareScalarOrderedGreaterThanBoolean();
var result = Sse2.CompareScalarOrderedGreaterThan(test._fld1, test._fld2);
ValidateResult(test._fld1, test._fld2, result);
}
public void RunLclVarScenario_UnsafeRead()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunLclVarScenario_UnsafeRead));
var op1 = Unsafe.Read<Vector128<Double>>(_dataTable.inArray1Ptr);
var op2 = Unsafe.Read<Vector128<Double>>(_dataTable.inArray2Ptr);
var result = Sse2.CompareScalarOrderedGreaterThan(op1, op2);
ValidateResult(op1, op2, result);
}
public void RunLclVarScenario_LoadAligned()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunLclVarScenario_LoadAligned));
var op1 = Sse2.LoadAlignedVector128((Double*)(_dataTable.inArray1Ptr));
var op2 = Sse2.LoadAlignedVector128((Double*)(_dataTable.inArray2Ptr));
var result = Sse2.CompareScalarOrderedGreaterThan(op1, op2);
ValidateResult(op1, op2, result);
}
public void RunLclVarScenario_Load()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunLclVarScenario_Load));
var left = Sse2.LoadVector128((Double *)(_dataTable.inArray1Ptr));
var right = Sse2.LoadVector128((Double *)(_dataTable.inArray2Ptr));
var result = Sse2.CompareScalarOrderedGreaterThan(left, right);
ValidateResult(left, right, result);
}
public void RunBasicScenario_UnsafeRead()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunBasicScenario_UnsafeRead));
var result = Sse2.CompareScalarOrderedGreaterThan(
Unsafe.Read<Vector128<Double>>(_dataTable.inArray1Ptr),
Unsafe.Read<Vector128<Double>>(_dataTable.inArray2Ptr)
);
ValidateResult(_dataTable.inArray1Ptr, _dataTable.inArray2Ptr, result);
}
public void RunStructLclFldScenario_Load()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunStructLclFldScenario_Load));
var test = TestStruct.Create();
var result = Sse2.CompareScalarOrderedGreaterThan(
Sse2.LoadVector128((Double*)(&test._fld1)),
Sse2.LoadVector128((Double*)(&test._fld2))
);
ValidateResult(test._fld1, test._fld2, result);
}
public void RunStructFldScenario_Load(BooleanBinaryOpTest__CompareScalarOrderedGreaterThanBoolean testClass)
{
fixed (Vector128<Double>* pFld1 = &_fld1)
fixed (Vector128<Double>* pFld2 = &_fld2)
{
var result = Sse2.CompareScalarOrderedGreaterThan(
Sse2.LoadVector128((Double*)(pFld1)),
Sse2.LoadVector128((Double*)(pFld2))
);
testClass.ValidateResult(_fld1, _fld2, result);
}
}
public void RunClassFldScenario_Load()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunClassFldScenario_Load));
fixed (Vector128<Double>* pFld1 = &_fld1)
fixed (Vector128<Double>* pFld2 = &_fld2)
{
var result = Sse2.CompareScalarOrderedGreaterThan(
Sse2.LoadVector128((Double*)(pFld1)),
Sse2.LoadVector128((Double*)(pFld2))
);
ValidateResult(_fld1, _fld2, result);
}
}
public void RunClassLclFldScenario_Load()
{
TestLibrary.TestFramework.BeginScenario(nameof(RunClassLclFldScenario_Load));
var test = new BooleanBinaryOpTest__CompareScalarOrderedGreaterThanBoolean();
fixed (Vector128<Double>* pFld1 = &test._fld1)
fixed (Vector128<Double>* pFld2 = &test._fld2)
{
var result = Sse2.CompareScalarOrderedGreaterThan(
Sse2.LoadVector128((Double*)(pFld1)),
Sse2.LoadVector128((Double*)(pFld2))
);
ValidateResult(test._fld1, test._fld2, result);
}
}
public (double near, double far) IntersectAVX(Ray ray)
{
Vector256 <double> origin = (Vector256 <double>)ray.Origin;
Vector256 <double> direction = (Vector256 <double>)ray.Direction;
Vector256 <double> zeroes = new Vector256 <double>();
Vector256 <double> min = (Vector256 <double>)Minimum;
Vector256 <double> max = (Vector256 <double>)Maximum;
// Replace slabs that won't be checked (0 direction axis) with infinity so that NaN doesn't propagate
Vector256 <double> dirInfMask = Avx.And(
Avx.Compare(direction, zeroes, FloatComparisonMode.OrderedEqualNonSignaling),
Avx.And(
Avx.Compare(origin, min, FloatComparisonMode.OrderedGreaterThanOrEqualNonSignaling),
Avx.Compare(origin, max, FloatComparisonMode.OrderedLessThanOrEqualNonSignaling)));
min = Avx.BlendVariable(min, SIMDHelpers.BroadcastScalar4(double.NegativeInfinity), dirInfMask);
max = Avx.BlendVariable(max, SIMDHelpers.BroadcastScalar4(double.PositiveInfinity), dirInfMask);
// Flip slabs in direction axes that are negative (using direction as mask takes the most significant bit, the sign.. probably includes -0)
Vector256 <double> minMasked = Avx.BlendVariable(min, max, direction);
Vector256 <double> maxMasked = Avx.BlendVariable(max, min, direction);
direction = Avx.Divide(Vector256.Create(1D), direction);
Vector256 <double> near4 = Avx.Multiply(Avx.Subtract(minMasked, origin), direction);
Vector256 <double> far4 = Avx.Multiply(Avx.Subtract(maxMasked, origin), direction);
Vector128 <double> near2 = Sse2.Max(near4.GetLower(), near4.GetUpper());
near2 = Sse2.MaxScalar(near2, SIMDHelpers.Swap(near2));
Vector128 <double> far2 = Sse2.Min(far4.GetLower(), far4.GetUpper());
far2 = Sse2.MinScalar(far2, SIMDHelpers.Swap(far2));
if (Sse2.CompareScalarOrderedGreaterThan(near2, far2) | Sse2.CompareScalarOrderedLessThan(far2, new Vector128 <double>()))
{
return(double.NaN, double.NaN);
}
return(near2.ToScalar(), far2.ToScalar());
}
public void RunStructFldScenario(BooleanBinaryOpTest__CompareScalarOrderedGreaterThanBoolean testClass)
{
var result = Sse2.CompareScalarOrderedGreaterThan(_fld1, _fld2);
testClass.ValidateResult(_fld1, _fld2, result);
}