@SubscribeEvent
@SideOnly(Side.CLIENT)
public void render(RenderGameOverlayEvent.Post event){
Minecraft mc = Minecraft.getMinecraft();
int w = event.getResolution().getScaledWidth();
int h = event.getResolution().getScaledHeight();
switch (event.getType()){
case ALL:{
mc.ingameGUI.drawTexturedModalRect(//params);
break;
}
}
}