001    package net.minecraft.src;
002    
003    import cpw.mods.fml.common.Side;
004    import cpw.mods.fml.common.asm.SideOnly;
005    import java.util.concurrent.Callable;
006    import net.minecraft.client.Minecraft;
007    import org.lwjgl.opengl.GL11;
008    
009    @SideOnly(Side.CLIENT)
010    public class CallableGLInfo implements Callable
011    {
012        /** Gets Minecraft Open GL Info. */
013        final Minecraft minecraftGLInfo;
014    
015        public CallableGLInfo(Minecraft par1Minecraft)
016        {
017            this.minecraftGLInfo = par1Minecraft;
018        }
019    
020        /**
021         * Gets what OpenGL version you have.
022         */
023        public String getGLVersion()
024        {
025            return GL11.glGetString(GL11.GL_RENDERER) + " GL version " + GL11.glGetString(GL11.GL_VERSION) + ", " + GL11.glGetString(GL11.GL_VENDOR);
026        }
027    
028        public Object call()
029        {
030            return this.getGLVersion();
031        }
032    }