public bool GetButtonHover(string buttonName, SteamVR_TrackedObject cnt)
{
var device = SteamVR_Controller.Input((int)cnt.index);
Vector2 touchpad = device.GetAxis(Valve.VR.EVRButtonId.k_EButton_SteamVR_Touchpad);
if (!HashedButtons.ContainsKey(buttonName))
{
return(false);
}
var aabb = HashedButtons[buttonName];
float top = Mathf.Min(aabb.Point1.y, aabb.Point2.y);
float left = Mathf.Min(aabb.Point1.x, aabb.Point2.x);
float bot = Mathf.Max(aabb.Point1.y, aabb.Point2.y);
float right = Mathf.Max(aabb.Point1.x, aabb.Point2.x);
touchpad.y *= -1;
if (aabb.IsPolar)
{
touchpad = PadAABB.ToPolar(touchpad);
}
return(touchpad.x > left && touchpad.x < right && touchpad.y > top && touchpad.y < bot);
}
/// \brief Creates a 2D mesh based on this region. This is useful for visualizing the buttons in-game.
///
/// \param verts A buffer for Vertices to reduce duplicate allocation. If this is too small (or if null) the
/// array will be reallocated. The actual output here can be interpreted as GL_TRIANGLE_STRIP.
/// \param AnglePerVertex If IsPolar is true, this defines the angular step taken by each vertex. If IsPolar is not
/// true, this is ignored.
public void MakeButtonMesh(ref Vector2[] verts, out int verts_len, float AnglePerVertex)
{
if (IsPolar)
{
float min_r = Mathf.Min(Point1.x, Point2.x);
float max_r = Mathf.Max(Point1.x, Point2.x);
float min_t = Mathf.Min(Point1.y, Point2.y);
float max_t = Mathf.Max(Point1.y, Point2.y);
int PolarVertCount = (int)Mathf.Ceil((max_t - min_t) / AnglePerVertex) + 1;
if (verts == null || verts.Length < PolarVertCount * 2)
{
verts = new Vector2[PolarVertCount * 2];
}
verts_len = 2 * PolarVertCount;
int x = 0;
for (float l = min_t; l < max_t; l += AnglePerVertex)
{
verts[2 * x] = PadAABB.ToEuclidean(new Vector2(min_r, l));
verts[2 * x + 1] = PadAABB.ToEuclidean(new Vector2(max_r, l));
x++;
}
Debug.Assert(x == PolarVertCount || x == PolarVertCount - 1);
verts[2 * (PolarVertCount - 1)] = PadAABB.ToEuclidean(new Vector2(min_r, max_t));
verts[2 * (PolarVertCount - 1) + 1] = PadAABB.ToEuclidean(new Vector2(max_r, max_t));
}
else
{
float top = Mathf.Min(Point1.y, Point2.y);
float left = Mathf.Min(Point1.x, Point2.x);
float bot = Mathf.Max(Point1.y, Point2.y);
float right = Mathf.Max(Point1.x, Point2.x);
verts_len = 4;
if (verts == null || verts.Length < 4)
{
verts = new Vector2[4];
}
verts[0] = new Vector2(left, top); // TL
verts[1] = new Vector2(right, top); // TR
verts[2] = new Vector2(left, bot); // BL
verts[3] = new Vector2(right, bot); // BR
}
}
