TinkersConstruct/tconstruct/blocks/SlabBase.java

package tconstruct.blocks;

import java.util.List;

import net.minecraft.block.Block;
import net.minecraft.block.material.Material;
import net.minecraft.entity.Entity;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;

public class SlabBase extends Block
{
    public SlabBase(int id, Material material)
    {
        super(id, material);
    }

    @Override
    public void addCollisionBoxesToList (World world, int x, int y, int z, AxisAlignedBB axisalignedbb, List arraylist, Entity entity)
    {
        setBlockBoundsBasedOnState(world, x, y, z);
        super.addCollisionBoxesToList(world, x, y, z, axisalignedbb, arraylist, entity);
    }

    public void setBlockBoundsForItemRender ()
    {
        setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 0.5F, 1.0F);
    }

    public void setBlockBoundsBasedOnState (IBlockAccess world, int x, int y, int z)
    {
        int meta = world.getBlockMetadata(x, y, z) / 8;
        float minY = meta == 1 ? 0.5F : 0.0F;
        float maxY = meta == 1 ? 1.0F : 0.5F;
        setBlockBounds(0.0F, minY, 0F, 1.0F, maxY, 1.0F);
    }
    
    public int onBlockPlaced (World par1World, int blockX, int blockY, int blockZ, int side, float clickX, float clickY, float clickZ, int metadata)
    {
        if (side == 1)
            return metadata;
        if (side == 0 || clickY >= 0.5F)
            return metadata | 8;
        
        return metadata;
    }
    
    public boolean isOpaqueCube ()
    {
        return false;
    }

    public boolean renderAsNormalBlock ()
    {
        return false;
    }
}