public void drawScreen(int mouseX, int mouseY, float partialTicks)
{
    //获取屏幕长和高
    ScaledResolution s = new ScaledResolution(mc);
    //绑定纹理(材质)
    mc.getTextureManager().bindTexture(new ResourceLocation("coreium/background.jpg"));
    //绘制纹理(材质)
    Gui.drawModalRectWithCustomSizedTexture(0, 0, 0, 0, s.getScaledWidth(), s.getScaledHeight(), s.getScaledWidth(), s.getScaledHeight());
    //绘制标题
    fontRendererObj.drawString(Coreium.INSTANCE.name, s.getScaledWidth() / 2 - fontRendererObj.getStringWidth(Coreium.INSTANCE.name) / 2, 30, new Color(30, 0, 255).getRGB());
    super.drawScreen(mouseX, mouseY, partialTicks);
}