public void StringCompatibility()
{
var mat = new SFMatrix4f();
var str = mat.ToString();
Assert.AreEqual(mat.ToString(), "1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1");
}
public void Constructors()
{
var mat = new SFMatrix4f();
Assert.IsTrue(Math.Abs(mat.Elements[0, 0] - 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[0, 1] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[0, 2] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[0, 3] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 0] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 1] - 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 2] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 3] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 0] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 1] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 2] - 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 3] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 0] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 1] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 2] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 3] - 1) < EPSILON);
var elements = new SFFloat[, ] {
{ 1, 1, 1, 1 }, { 0, 0, 0, 0 }, { -1, -1, -1, -1 }, { 0, 0, 0, 0 }
};
mat = new SFMatrix4f(elements);
Assert.IsTrue(Math.Abs(mat.Elements[0, 0] - 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[0, 1] - 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[0, 2] - 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[0, 3] - 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 0] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 1] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 2] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[1, 3] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 0] + 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 1] + 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 2] + 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[2, 3] + 1) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 0] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 1] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 2] - 0) < EPSILON);
Assert.IsTrue(Math.Abs(mat.Elements[3, 3] - 0) < EPSILON);
try
{
var element = new SFFloat[, ] {
{ 1 }, { 0 }
};
new SFMatrix4f(element);
Assert.Fail();
}
catch (ArgumentException)
{
}
}
internal override bool ParseNodeBodyElement(string id, VRMLParser parser)
{
if (id == "matrix")
{
Matrix = parser.ParseSFMatrix4fValue();
}
else
{
return(false);
}
return(true);
}
public void Equals()
{
var mat1 = new SFMatrix4f();
var mat2 = new SFMatrix4f();
Assert.AreEqual(mat1, mat2);
var test = new SFFloat[, ] {
{ 1, 1, 1, 1 }, { 0, 0, 0, 0 }, { -1, -1, -1, -1 }, { -1, -1, -1, -1 }
};
mat1 = new SFMatrix4f(test);
mat2 = new SFMatrix4f(test);
Assert.AreEqual(mat1.GetHashCode(), mat2.GetHashCode());
}
internal SFMatrix4f ParseSFMatrix4fValue()
{
// 16x float
try
{
SFMatrix4f ret = new SFMatrix4f();
for (int i = 0; i < 16; i++)
{
ret.Value.Add(ParseDoubleValue());
}
return(ret);
}
catch (UserCancellationException) { throw; }
catch (Exception ex)
{
ErrorParsingField(VRMLReaderError.SFMatrix4fInvalid, ex);
}
return(null);
}
public x3dTextureTransformMatrix3D()
{
Matrix = new SFMatrix4f(new List <double>(new double[] { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 }));
}
