public void LookDownTest()
{
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(0, 10, 0);
cam.LookAt(eye, new Vector3());
double v = cam.Elevation;
double t = -Math.PI / 2;
Assert.IsTrue(v < t + 0.11f, "Looking down elevation: " + v + " != " + t);
}
public void LookUpTest()
{
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(0, -10, 0);
cam.LookAt(eye, eye * 0.8f);
double v = cam.Elevation;
double t = Math.PI / 2;
Assert.IsTrue(v > t - 0.11f, "Looking up elevation: " + v + " != " + t);
}
public void IncreaseAzimuth()
{
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(-1, 0, 0);
cam.LookAt(eye, new Vector3(0, 0, 0));
Assert.AreEqual(0, cam.Azimuth, 0.01);
cam.Azimuth += Math.PI / 2;
VectorAssertions.AreEqual(new Vector3(-1, 0, 1), cam.Target, 0.01);
Assert.AreEqual(Math.PI / 2, cam.Azimuth, 0.01);
}
public void MoveEast()
{
// start facing north, then move east.
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(0, 0, -4);
cam.LookAt(eye, new Vector3(4, 0, -4));
Assert.AreEqual(0, cam.Azimuth);
cam.MoveSideways(4);
VectorAssertions.AreEqual(new Vector3(0, 0, 0), cam.Eye, 0.01);
Assert.AreEqual(0, cam.Azimuth, 0.01);
}
public void MoveNorth()
{
// start facing north, then move forwards.
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(-4, 0, 0);
cam.LookAt(eye, new Vector3());
Assert.AreEqual(0, cam.Azimuth);
cam.MoveForwards(4);
VectorAssertions.AreEqual(new Vector3(0, 0, 0), cam.Eye, 0.01);
Assert.AreEqual(0, cam.Azimuth, 0.01);
}
public void LookDiagonal()
{
AzElCamera cam = new AzElCamera();
float d = (float)(1 / Math.Sqrt(3));
Vector3 eye = new Vector3(-d, d, -d);
cam.LookAt(eye, new Vector3());
double v = cam.Azimuth;
double t = Math.PI / 4;
Assert.AreEqual(t, v, 0.01, "Looking diagonally: " + v + " != " + t);
VectorAssertions.AreEqual(new Vector3(0, 0, 0), cam.Target, 0.01);
}
public void LookEastTest()
{
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(0, 0, -1);
cam.LookAt(eye, new Vector3());
double v = cam.Azimuth;
double t = Math.PI / 2;
Assert.AreEqual(t, v, 0.01, "Azimuth wrong");
v = cam.Elevation;
t = 0;
Assert.AreEqual(t, v, 0.01, "Elevation wrong");
VectorAssertions.AreEqual(new Vector3(0, 0, 0), cam.Target, 0.01);
}
public void PrintCommonStats(double timeSinceLastRender)
{
double p = 0.05;
time += (float)timeSinceLastRender;
interval = interval * (1 - p) + 1000 * timeSinceLastRender * p;
double fp = timeSinceLastRender == 0 ? 1000 : 1.0 / timeSinceLastRender;
fps = fps * (1 - p) + p * fp;
AzElCamera cam = game.Camera as AzElCamera;
Text = "Fps: " + fps.ToString("N1") + " Time: " + interval.ToString("N2") + "\n"
+ "CamLoc: " + cam.Eye.X.ToString("F2") + "," + cam.Eye.Y.ToString("F2") + "," + cam.Eye.Z.ToString("F2") + "\n"
+ "CamAzEl: " + cam.Azimuth.ToString("F2") + ":" + cam.Elevation.ToString("F2");
}
public void MoveDiagonal()
{
// start facing northeast.
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(-4, 0, -4);
cam.LookAt(eye, new Vector3(0, 0, 0));
Assert.AreEqual(Math.PI / 4, cam.Azimuth, 0.01);
// Move forwards
cam.MoveForwards(Math.Sqrt(32));
VectorAssertions.AreEqual(new Vector3(0, 0, 0), cam.Eye, 0.01, "Move Forwards failed");
Assert.AreEqual(Math.PI / 4, cam.Azimuth, 0.01);
// Move sidways, left
cam.MoveSideways(-Math.Sqrt(32));
VectorAssertions.AreEqual(new Vector3(4, 0, -4), cam.Eye, 0.01, "Move Sideways failed");
Assert.AreEqual(Math.PI / 4, cam.Azimuth, 0.01);
}
public void LookSouthTest()
{
AzElCamera cam = new AzElCamera();
Vector3 eye = new Vector3(1, 0, 0);
cam.LookAt(eye, new Vector3());
double v = cam.Azimuth;
if (v < 0)
{
v = v + 2 * Math.PI;
}
double t = Math.PI;
Assert.AreEqual(t, v, 0.01, "Azimuth wrong");
v = cam.Elevation;
t = 0;
Assert.AreEqual(t, v, 0.01, "Elevation wrong");
VectorAssertions.AreEqual(new Vector3(0, 0, 0), cam.Target, 0.01);
}
