public void RayOut(Vector3 origin, Vector3 direction, int currentLinePosition) { RaycastHit hit; Ray ray = new Ray(); ray.origin = origin; ray.direction = direction; lr.SetPosition(currentLinePosition++, ray.origin); if (Physics.Raycast(ray, out hit, 100.0f)) { if (hit.transform.gameObject.tag == "Material") { RefractableMaterial rm = hit.transform.gameObject.GetComponent <RefractableMaterial>(); lr.positionCount = currentLinePosition + 4; degrees1 = 180 - Vector3.SignedAngle(ray.direction, hit.normal, Vector3.up); degrees2 = toDegrees(snellCalculator(lm.rm.GetIndexOfRefraction(), rm.GetIndexOfRefraction(), degrees1)); rm.text.text = "θ1: " + String.Format("{0:0.000}", degrees1) + "\n" + "θ2: " + String.Format("{0:0.000}", degrees2); // render line from laser to point of contact with material lr.SetPosition(currentLinePosition++, hit.point); RaycastHit hitExit; Ray rayExit = new Ray(); rayExit.origin = hit.point - ((Quaternion.AngleAxis(degrees2, Vector3.up) * hit.normal).normalized * 1.5f); rayExit.direction = (Quaternion.AngleAxis(degrees2, Vector3.up) * hit.normal).normalized; if (Physics.Raycast(rayExit, out hitExit, 10.0f)) { if (hitExit.transform == hit.transform) { degrees1 = 180 - Vector3.SignedAngle(rayExit.direction, hitExit.normal, Vector3.up); degrees2 = toDegrees(snellCalculator(rm.GetIndexOfRefraction(), lm.rm.GetIndexOfRefraction(), degrees1)); // render line from contact point to exit point lr.SetPosition(currentLinePosition++, hitExit.point); RayOut(hitExit.point, direction, currentLinePosition); } } } } else { lr.SetPosition(currentLinePosition, origin + (direction * 100.0f)); } }
/* * when a new custom index of refraction is entered */ public string NewIndex(RefractableMaterial rm, string input) { float newRefraction = CheckFieldInputs(input, 0.0f, 10.0f); rm.SetCustomRefraction(newRefraction); return("" + rm.GetIndexOfRefraction()); }
/* * enable UI components for refractable material objects */ public void RunRMUIComponents() { ShowToggle(false); ShowIndexComponents(true); objText.text = "Refractable Material"; RefractableMaterial rm = lm.obj.GetComponent <RefractableMaterial>(); indexesMenu.value = rm.GetPresetIndex(); if (indexesMenu.value != (int)RefractableMaterial.IndexesOfRefraction.CUSTOM) { refractionField.text = "" + rm.GetIndexOfRefraction(); refractionField.enabled = false; } else { refractionField.enabled = true; } }