/// <summary>
/// Update the clipping rect in the shaders and draw calls' positions.
/// </summary>
void UpdateDrawcalls()
{
Vector4 range = Vector4.zero;
if (mClipping != UIDrawCall.Clipping.None)
{
range = new Vector4(mClipRange.x, mClipRange.y, mClipRange.z * 0.5f, mClipRange.w * 0.5f);
}
if (range.z == 0f)
{
range.z = Screen.width * 0.5f;
}
if (range.w == 0f)
{
range.w = Screen.height * 0.5f;
}
RuntimePlatform platform = Application.platform;
if (platform == RuntimePlatform.WindowsPlayer ||
platform == RuntimePlatform.WindowsWebPlayer ||
platform == RuntimePlatform.WindowsEditor)
{
range.x -= 0.5f;
range.y += 0.5f;
}
UIDrawCall.Update(this);
}
/// <summary>
/// Main update function
/// </summary>
void LateUpdate()
{
// Only the very first panel should be doing the update logic
if (list[0] != this)
{
return;
}
// Update all panels
for (int i = 0; i < list.size; ++i)
{
UIPanel panel = list[i];
panel.mUpdateTime = RealTime.time;
panel.UpdateTransformMatrix();
panel.UpdateLayers();
panel.UpdateWidgets();
}
if (mRebuild)
{
Fill();
}
else
{
BetterList <UIDrawCall> dcs = UIDrawCall.activeList;
for (int i = 0; i < dcs.size;)
{
UIDrawCall dc = dcs.buffer[i];
if (dc.isDirty && !Fill(dc))
{
UIDrawCall.Destroy(dc);
continue;
}
++i;
}
}
// Update the clipping rects
for (int i = 0; i < list.size; ++i)
{
UIDrawCall.Update(list[i]);
}
mRebuild = false;
}
