void OnGUI()
{
if (texture == null)
{
return;
}
var prevActive = RenderTexture.active;
RenderTexture.active = texture;
if (Event.current.type == EventType.Repaint)
{
GL.Clear(false, true, Color.clear);
}
var area = new Rect(0, 0, texture.width, texture.height);
// Account for screen smaller than texture (since mouse position gets clamped)
if (Screen.width < texture.width)
{
area.width = Screen.width;
tracker.overlaySettings.uvOffset.x = -(float)(texture.width - Screen.width) / (2 * texture.width);
}
if (Screen.height < texture.height)
{
area.height = Screen.height;
tracker.overlaySettings.uvOffset.y = (float)(texture.height - Screen.height) / (2 * texture.height);
}
// Pull screen closer for Rift
if (Screen.width <= 1280)
{
tracker.overlaySettings.distance = 0.8f;
}
GUILayout.BeginArea(area);
if (background != null)
{
GUI.DrawTexture(new Rect(
(area.width - background.width) / 2,
(area.height - background.height) / 2,
background.width, background.height), background);
}
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
GUILayout.BeginVertical();
if (logo != null)
{
GUILayout.Space(area.height / 2 - logoHeight);
GUILayout.Box(logo);
}
GUILayout.Space(menuOffset);
if (GUILayout.Button("[Esc] - Close menu"))
{
HideMenu();
}
GUILayout.BeginHorizontal();
GUILayout.Label(string.Format("Scale: {0:N4}", scale));
{
var result = GUILayout.HorizontalSlider(scale, scaleLimits.x, scaleLimits.y);
if (result != scale)
{
scale = result;
tracker.transform.localScale = new Vector3(scale, scale, scale);
}
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.Label(string.Format("Scale limits:"));
{
var result = GUILayout.TextField(scaleLimitX);
if (result != scaleLimitX)
{
if (float.TryParse(result, out scaleLimits.x))
{
scaleLimitX = result;
}
}
}
{
var result = GUILayout.TextField(scaleLimitY);
if (result != scaleLimitY)
{
if (float.TryParse(result, out scaleLimits.y))
{
scaleLimitY = result;
}
}
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.Label(string.Format("Scale rate:"));
{
var result = GUILayout.TextField(scaleRateText);
if (result != scaleRateText)
{
if (float.TryParse(result, out scaleRate))
{
scaleRateText = result;
}
}
}
GUILayout.EndHorizontal();
tracker.overlaySettings.curved = GUILayout.Toggle(tracker.overlaySettings.curved, "Curved overlay");
tracker.antialiasing = GUILayout.Toggle(tracker.antialiasing, "Antialiasing");
tracker.wireframe = GUILayout.Toggle(tracker.wireframe, "Wireframe");
var eyes = tracker.GetComponentsInChildren <SteamVR_CameraEye>();
if (eyes != null && eyes.Length == 2)
{
bool skybox = eyes[0].clearFlags == CameraClearFlags.Skybox;
bool result = GUILayout.Toggle(skybox, "Skybox");
if (result != skybox)
{
foreach (var eye in eyes)
{
eye.clearFlags = result ? CameraClearFlags.Skybox : CameraClearFlags.Color;
}
}
}
if (GUILayout.Button("[Z]ero Tracker"))
{
var hmd = SteamVR.IHmd.instance;
if (hmd != null)
{
hmd.ZeroTracker();
}
}
#if !UNITY_EDITOR
if (GUILayout.Button("Exit"))
{
Application.Quit();
}
#endif
GUILayout.Space(menuOffset);
var env = System.Environment.GetEnvironmentVariable("VR_OVERRIDE");
if (env != null)
{
GUILayout.Label("VR_OVERRIDE=" + env);
}
GUILayout.Label("Graphics device: " + SystemInfo.graphicsDeviceVersion);
GUILayout.EndVertical();
GUILayout.FlexibleSpace();
GUILayout.EndHorizontal();
GUILayout.EndArea();
if (cursor != null)
{
float x = Input.mousePosition.x, y = Screen.height - Input.mousePosition.y;
float w = cursor.width, h = cursor.height;
GUI.DrawTexture(new Rect(x, y, w, h), cursor);
}
RenderTexture.active = prevActive;
}
