public void DrawEllipse()
{
Vector3[] vertices = new Vector3[segments + 1];
for (int i = 0; i < segments; i++)
{
// Turn into floats to prevent issues
float h = i;
float l = segments;
float t = h / l;
// create ellipse position
Vectors pos = orbit.Create(t, new Vectors(xOrigin, yOrigin, 0));
Matrix4X4 yawMatrix = Matrix4X4.CreateYaw(yaw);
Matrix4X4 pitchMatrix = Matrix4X4.CreatePitch(pitch);
Matrix4X4 rollMatrix = Matrix4X4.CreateRoll(roll);
Vectors rollVertex = rollMatrix * pos;
Vectors pitchVertex = pitchMatrix * rollVertex;
Vectors yawVertex = yawMatrix * pitchVertex;
// Store the position
vertices[i] = new Vector3(yawVertex.x, yawVertex.y, yawVertex.z);
}
// Set the last point to the first (closes the loop)
vertices[segments] = vertices[0];
LR.positionCount = segments + 1;
LR.SetPositions(vertices);
// Set line width based on distance from camera
float magnitude = ResizeOrbitMesh(vertices);
LR.endWidth = magnitude;
LR.startWidth = magnitude;
}
// Set Orbit vertex data for current position
void setOrbit()
{
// Grab position along orbit
Vectors orbitPosition = orbit.orbit.Create(Oprogress, RotationOrigin);
// Sort out matrix conversion
Matrix4X4 yawMatrix = Matrix4X4.CreateYaw(orbit.yaw);
Matrix4X4 pitchMatrix = Matrix4X4.CreatePitch(orbit.pitch);
Matrix4X4 rollMatrix = Matrix4X4.CreateRoll(orbit.roll);
Vectors rollVertex = rollMatrix * orbitPosition;
Vectors pitchVertex = pitchMatrix * rollVertex;
Vectors yawVertex = yawMatrix * pitchVertex;
// Set position to this position
CurrentPosition = yawVertex;
//Debug.Log(orbitPosition.x + " " + orbitPosition.y + " " + orbitPosition.z);
}
// Combine RPY angles together into a quaternion
public static Quarts QCombinedAxis(Vectors A)
{
Quarts r = new Quarts(0, new Vectors(0, 0, 0));
// Create matrices from axes
Matrix4X4 R = Matrix4X4.CreateRoll(A.x);
Matrix4X4 P = Matrix4X4.CreatePitch(A.y);
Matrix4X4 Y = Matrix4X4.CreateYaw(A.z);
// Convert to quaternion
Quarts RQ = MatToQuat(R);
Quarts PQ = MatToQuat(P);
Quarts YQ = MatToQuat(Y);
// Multiply together to get combined quarternion
r = (RQ * PQ) * YQ;
return(r);
}
