// (We pass an error message in the assert expression as a trick to get it visible to programmers who are not using a debugger, as most assert handlers display their argument)
IM_ASSERT(g.IO.DeltaTime>=0.0f&&"Need a positive DeltaTime (zero is tolerated but will cause some timing issues)");
IM_ASSERT(g.Style.Alpha>=0.0f&&g.Style.Alpha<=1.0f&&"Invalid style setting. Alpha cannot be negative (allows us to avoid a few clamps in color computations)");
IM_ASSERT((g.FrameCount==0||g.FrameCountEnded==g.FrameCount)&&"Forgot to call Render() or EndFrame() at the end of the previous frame?");