/// <summary>
/// Initializes a new instance of the <see cref="AgaQ.Bricks.Positioners.PossibleJoint"/> struct.
/// </summary>
/// <param name="projectedBrickJoint">Proejected brick joint.</param>
/// <param name="projectedOtherJoint">Proejected other joint.</param>
public PossibleJoint(ProjectedJoint projectedBrickJoint, ProjectedJoint projectedOtherJoint)
{
this.projectedBrickJoint = projectedBrickJoint;
this.projectedOtherJoint = projectedOtherJoint;
projectedDistance = (projectedBrickJoint.projectedPosition - projectedOtherJoint.projectedPosition).magnitude;
var vector = projectedBrickJoint.joint.transform.position - projectedOtherJoint.joint.transform.position;
var projectedVector = Vector3.Project(vector, UnityEngine.Camera.main.transform.forward);
cameraVectorDistance = projectedVector.magnitude;
}
/// <summary>
/// Project joints to screen coordinates.
/// </summary>
/// <returns>The joints.</returns>
/// <param name="brick">AgaQ brick</param>
public static ProjectedJoint[] ProjectJoints(AgaQBrick brick)
{
ProjectedJoint[] brickJoints = new ProjectedJoint[brick.joints.Length];
//itareate over all joints and move its coordinates to screen space
int j = 0;
for (int i = 0; i < brickJoints.Length; i++)
{
if (brick.joints[i].other == null)
{
brickJoints[j++] = new ProjectedJoint(ProjectPosition(brick.joints[i].transform.position), brick.joints[i]);
}
}
Array.Resize <ProjectedJoint>(ref brickJoints, j);
return(brickJoints);
}
/// <summary>
/// Comare two projected joints by type, rotation and position.
/// </summary>
/// <returns><c>true</c>, if joints can be joined, <c>false</c> otherwise.</returns>
/// <param name="projectedJoint1">Joint 1.</param>
/// <param name="projectedJoint2">Joint 2.</param>
/// <param name="positionTolerance">Position tolerance.</param>
public static bool Compare(ProjectedJoint projectedJoint1, ProjectedJoint projectedJoint2, float positionTolerance)
{
//compare joints type, has to be oposite type
if (!Joints.Joint.AreJoinable(projectedJoint1.joint, projectedJoint2.joint))
{
return(false);
}
//compare joints rotation
float angle = 0;
if (projectedJoint1.joint.ignoreYRotation || projectedJoint2.joint.ignoreYRotation)
{
angle = Quaternion.Angle(
new Quaternion(
projectedJoint1.joint.transform.rotation.x, 0,
projectedJoint1.joint.transform.rotation.z,
projectedJoint1.joint.transform.rotation.w),
new Quaternion(
projectedJoint2.joint.transform.rotation.x, 0,
projectedJoint2.joint.transform.rotation.z,
projectedJoint2.joint.transform.rotation.w)
);
}
else
{
angle = Quaternion.Angle(projectedJoint1.joint.transform.rotation, projectedJoint2.joint.transform.rotation);
}
if (angle > rotationTolerance)
{
return(false);
}
//compare position
if ((projectedJoint1.projectedPosition - projectedJoint2.projectedPosition).magnitude > positionTolerance)
{
return(false);
}
return(true);
}
/// <summary>
/// Comare joint by type, rotation and position.
/// </summary>
/// <returns><c>true</c>, if joints can be joined, <c>false</c> otherwise.</returns>
/// <param name="otherProjectedJoint">Other projected joint.</param>
/// <param name="positionTolerance">Position tolerance.</param>
public bool Compare(ProjectedJoint otherProjectedJoint, float positionTolerance)
{
return(Compare(this, otherProjectedJoint, positionTolerance));
}