public override void previewFrame(AMITarget itarget, float frame, int frameRate, bool play, float playSpeed)
{
if (keys == null || keys.Count <= 0)
{
return;
}
AMCameraFade.getCameraFade();
// if before or equal to first frame, or is the only frame
AMCameraSwitcherKey firstKey = keys[0] as AMCameraSwitcherKey;
if (firstKey.endFrame == -1 || (frame <= (float)firstKey.frame && !firstKey.canTween))
{
AMCameraFade.reset();
if (!firstKey.hasStartTarget(itarget))
{
return;
}
if (firstKey.type == 0)
{
Utility.SetTopCamera(firstKey.getCamera(itarget), GetCachedCameras(itarget));
}
else
{
showColor(firstKey.color);
}
return;
}
for (int i = 0; i < keys.Count; i++)
{
AMCameraSwitcherKey key = keys[i] as AMCameraSwitcherKey;
AMCameraSwitcherKey keyNext = i + 1 < keys.Count ? keys[i + 1] as AMCameraSwitcherKey : null;
if (frame >= (float)key.endFrame && keyNext != null && (!keyNext.canTween || keyNext.endFrame != -1))
{
continue;
}
// if no ease
if (!key.canTween || keyNext == null)
{
AMCameraFade.reset();
if (!key.hasStartTarget(itarget))
{
return;
}
if (key.type == 0)
{
Utility.SetTopCamera(key.getCamera(itarget), GetCachedCameras(itarget));
}
else
{
showColor(key.color);
}
return;
}
// else find t using easing function
if (!key.hasStartTarget(itarget) || !key.hasEndTarget(itarget))
{
return;
}
//targets are equal
if (key.targetsAreEqual(itarget))
{
AMCameraFade.reset();
if (key.type == 0)
{
Utility.SetTopCamera(key.getCamera(itarget), GetCachedCameras(itarget));
}
else
{
showColor(key.color);
}
}
else
{
AMCameraFade.clearRenderTexture();
previewCameraFade(itarget, frame, key);
}
return;
}
}
