public void MakePolygons()
{
// Test Text:
/*
* v -1 1 0
* v -1 0 0
* v 1 0 0
* v 1 1 0
* v 0 2 0
* f 1 2 3 4 5
*/
string[] objInput = System.IO.File.ReadAllLines("C:\\Users\\prome\\source\\repos\\CS 4458\\RayTracer\\RayTracer\\objTests\\objTest4.txt");
OBJ_File parser = OBJ_File.ParseOBJFile(objInput);
Group g = parser.DefaultGroup;
Triangle t1 = (Triangle)g.Shapes[0];
Triangle t2 = (Triangle)g.Shapes[1];
Triangle t3 = (Triangle)g.Shapes[2];
Assert.AreEqual(t1.P1, parser.Verticies[1]);
Assert.AreEqual(t1.P2, parser.Verticies[2]);
Assert.AreEqual(t1.P3, parser.Verticies[3]);
Assert.AreEqual(t2.P1, parser.Verticies[1]);
Assert.AreEqual(t2.P2, parser.Verticies[3]);
Assert.AreEqual(t2.P3, parser.Verticies[4]);
Assert.AreEqual(t3.P1, parser.Verticies[1]);
Assert.AreEqual(t3.P2, parser.Verticies[4]);
Assert.AreEqual(t3.P3, parser.Verticies[5]);
}
public void OBJ_FacesWithNormalVectors()
{
// Test Text:
/*
* v 0 1 0
* v -1 0 0
* v 1 0 0
* vn -1 0 0
* vn 1 0 0
* vn 0 1 0
* f 1//3 2//1 3//2
* f 1/0/3 2/102/1 3/14/2
*/
string[] objInput = System.IO.File.ReadAllLines("C:\\Users\\prome\\source\\repos\\CS 4458\\RayTracer\\RayTracer\\objTests\\objTest7.txt");
OBJ_File parser = OBJ_File.ParseOBJFile(objInput);
Group g = parser.Groups[0];
SmoothTriangle t1 = (SmoothTriangle)g.Shapes[0];
SmoothTriangle t2 = (SmoothTriangle)g.Shapes[1];
Assert.AreEqual(t1.P1, parser.Verticies[1]);
Assert.AreEqual(t1.P2, parser.Verticies[2]);
Assert.AreEqual(t1.P3, parser.Verticies[3]);
Assert.AreEqual(t1.N1, parser.Normals[3]);
Assert.AreEqual(t1.N2, parser.Normals[1]);
Assert.AreEqual(t1.N3, parser.Normals[2]);
Assert.AreEqual(t2, t1);
}
public void OBJ_ModelToGroup()
{
// Test Text:
/*
* v -1 1 0
* v -1 0 0
* v 1 0 0
* v 1 1 0
* g FirstGroup
* f 1 2 3
* g SecondGroup
* f 1 3 4
*/
string[] objInput = System.IO.File.ReadAllLines("C:\\Users\\prome\\source\\repos\\CS 4458\\RayTracer\\RayTracer\\objTests\\objTest5.txt");
OBJ_File parser = OBJ_File.ParseOBJFile(objInput);
Group g = OBJ_File.OBJtoGroup(parser);
Group g1 = (Group)g.Shapes[0];
Group g2 = (Group)g.Shapes[1];
Triangle t1 = (Triangle)g1.Shapes[0];
Triangle t2 = (Triangle)g2.Shapes[0];
Assert.AreEqual(t1.P1, parser.Verticies[1]);
Assert.AreEqual(t1.P2, parser.Verticies[2]);
Assert.AreEqual(t1.P3, parser.Verticies[3]);
Assert.AreEqual(t2.P1, parser.Verticies[1]);
Assert.AreEqual(t2.P2, parser.Verticies[3]);
Assert.AreEqual(t2.P3, parser.Verticies[4]);
}
public void OBJ_VertexNormalRecords()
{
// Test Text:
/*
* vn 0 0 1
* vn 0.707 0 -0.707
* vn 1 2 3
*/
string[] objInput = System.IO.File.ReadAllLines("C:\\Users\\prome\\source\\repos\\CS 4458\\RayTracer\\RayTracer\\objTests\\objTest6.txt");
OBJ_File parser = OBJ_File.ParseOBJFile(objInput);
Assert.AreEqual(parser.Normals[1], Tuple.Vector(0, 0, 1));
Assert.AreEqual(parser.Normals[2], Tuple.Vector(0.707, 0, -0.707));
Assert.AreEqual(parser.Normals[3], Tuple.Vector(1, 2, 3));
}
public void IgnoreUnrecognizedLines()
{
// Test Text:
/*
* There was a young lady named Bright
* who traveled much faster than light.
* She set out one day
* in a relative way,
* and came back the previous night.
*/
string[] objInput = System.IO.File.ReadAllLines("C:\\Users\\prome\\source\\repos\\CS 4458\\RayTracer\\RayTracer\\objTests\\objTest1.txt");
OBJ_File parser = OBJ_File.ParseOBJFile(objInput);
Assert.AreEqual(parser.LinesIgnored, 5);
}
public void ParseVertexRecords()
{
// Test Text:
/*
* v -1 1 0
* v -1.0000 0.5000 0.0000
* v 1 0 0
* v 1 1 0
*/
string[] objInput = System.IO.File.ReadAllLines("C:\\Users\\prome\\source\\repos\\CS 4458\\RayTracer\\RayTracer\\objTests\\objTest2.txt");
OBJ_File parser = OBJ_File.ParseOBJFile(objInput);
Assert.AreEqual(parser.LinesIgnored, 0);
Assert.AreEqual(parser.Verticies[1], Tuple.Point(-1, 1, 0));
Assert.AreEqual(parser.Verticies[2], Tuple.Point(-1, 0.5, 0));
Assert.AreEqual(parser.Verticies[3], Tuple.Point(1, 0, 0));
Assert.AreEqual(parser.Verticies[4], Tuple.Point(1, 1, 0));
}
