RenderUtils.java 文件源码

public static void renderItemIntoGUI(FontRenderer fontRenderer, RenderEngine renderEngine, ItemStack itemStack, int x, int y, float opacity, float scale) {

        Icon icon = itemStack.getIconIndex();
        GL11.glDisable(GL11.GL_LIGHTING);
        renderEngine.bindTexture(Textures.VANILLA_ITEM_TEXTURE_SHEET);
        int overlayColour = itemStack.getItem().getColorFromItemStack(itemStack, 0);
        float red = (overlayColour >> 16 & 255) / 255.0F;
        float green = (overlayColour >> 8 & 255) / 255.0F;
        float blue = (overlayColour & 255) / 255.0F;
        GL11.glColor4f(red, green, blue, opacity);
        drawTexturedQuad(x, y, icon, 16 * scale, 16 * scale, -90);
        GL11.glEnable(GL11.GL_LIGHTING);

    }