Grass renderination

private boolean RenderGrassBlockInWorld(RenderBlocks renderblocks, IBlockAccess iblockaccess, int i, int j, int k, Block block)
    {
        int northBlockID = iblockaccess.getBlockId(i, j, k + 1);
        if(northBlockID == 0) { northBlockID = 36; }
        int eastBlockID = iblockaccess.getBlockId(i + 1, j, k);
        if(eastBlockID == 0) { eastBlockID = 36; }
        int southBlockID = iblockaccess.getBlockId(i, j, k - 1);
        if(southBlockID == 0) { southBlockID = 36; }
        int westBlockID = iblockaccess.getBlockId(i - 1, j, k);
        if(westBlockID == 0) { westBlockID = 36; }
        int northwestBlockID = iblockaccess.getBlockId(i - 1, j, k + 1);
        if(northwestBlockID == 0) { northwestBlockID = 36; }
        int northeastBlockID = iblockaccess.getBlockId(i + 1, j, k + 1);
        if(northeastBlockID == 0) { northeastBlockID = 36; }
        int southeastBlockID = iblockaccess.getBlockId(i + 1, j, k - 1);
        if(southeastBlockID == 0) { southeastBlockID = 36; }
        int southwestBlockID = iblockaccess.getBlockId(i - 1, j, k - 1);
        if(southwestBlockID == 0) { southwestBlockID = 36; }
        //System.out.println((new StringBuilder()).append("n=").append(northBlockID).append(" e=").append(eastBlockID).append(" s=").append(southBlockID).append(" w=").append(westBlockID).toString());
        boolean blocksToNW = ((Block.blocksList[northBlockID].isOpaqueCube() || northBlockID == Block.grass.blockID) && (Block.blocksList[westBlockID].isOpaqueCube() || westBlockID == Block.grass.blockID) && (Block.blocksList[northwestBlockID].isOpaqueCube() || northwestBlockID == Block.grass.blockID));
        boolean blocksToNE = ((Block.blocksList[northBlockID].isOpaqueCube() || northBlockID == Block.grass.blockID) && (Block.blocksList[eastBlockID].isOpaqueCube() || eastBlockID == Block.grass.blockID) && (Block.blocksList[northeastBlockID].isOpaqueCube() || northeastBlockID == Block.grass.blockID));
        boolean blocksToSE = ((Block.blocksList[southBlockID].isOpaqueCube() || southBlockID == Block.grass.blockID) && (Block.blocksList[eastBlockID].isOpaqueCube() || eastBlockID == Block.grass.blockID) && (Block.blocksList[southeastBlockID].isOpaqueCube() || southeastBlockID == Block.grass.blockID));
        boolean blocksToSW = ((Block.blocksList[southBlockID].isOpaqueCube() || southBlockID == Block.grass.blockID) && (Block.blocksList[westBlockID].isOpaqueCube() || westBlockID == Block.grass.blockID) && (Block.blocksList[southwestBlockID].isOpaqueCube() || southwestBlockID == Block.grass.blockID));
        //Default case - Grass surrounded by solid blocks on all sides or has a block on top
        if(((Block.blocksList[northBlockID].isOpaqueCube()) && (Block.blocksList[eastBlockID].isOpaqueCube()) && (Block.blocksList[southBlockID].isOpaqueCube()) && (Block.blocksList[westBlockID].isOpaqueCube())) || (iblockaccess.getBlockId(i, j + 1, k) != 0))
        {
            block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
            renderblocks.renderStandardBlock(block, i, j, k);
        }
        else
        {
            //Base half-layer, placed even if grass has no solid blocks around it
            block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 0.5F, 1.0F);
            renderblocks.renderStandardBlock(block, i, j, k);
            //Corner cases, NOT mutually exclusive (will usually have more than one!)
            if(blocksToNW)
            {
                block.setBlockBounds(0.0F, 0.5F, 0.5F, 0.5F, 1.0F, 1.0F);
                renderblocks.renderStandardBlock(block, i, j, k);
            }
            if(blocksToNE)
            {
                block.setBlockBounds(0.5F, 0.5F, 0.5F, 1.0F, 1.0F, 1.0F);
                renderblocks.renderStandardBlock(block, i, j, k);
            }
            if(blocksToSE)
            {
                block.setBlockBounds(0.5F, 0.5F, 0.0F, 1.0F, 1.0F, 0.5F);
                renderblocks.renderStandardBlock(block, i, j, k);
            }
            if(blocksToSW)
            {
                block.setBlockBounds(0.0F, 0.5F, 0.0F, 0.5F, 1.0F, 0.5F);
                renderblocks.renderStandardBlock(block, i, j, k);
            }
        }
        //Not rendered, just fix the stupid hitbox
        block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
        return false;
    }

public boolean RenderWorldBlock(RenderBlocks renderblocks, IBlockAccess iblockaccess, int i, int j, int k, Block block, int l)
    {
        if(l == planterPotModelID)
        {
            return RenderPlanterPotInWorld(renderblocks, iblockaccess, i, j, k, block);
        }
        else if(l == hypercubeModelID)
        {
            return RenderHypercubeInWorld(renderblocks, iblockaccess, i, j, k, block);
        }
        else if(l == chancePotModelID)
        {
            return RenderChancePotInWorld(renderblocks, iblockaccess, i, j, k, block);
        }
        else if(l == grassModelID)
        {
            return RenderGrassBlockInWorld(renderblocks, iblockaccess, i, j, k, block);
        }
        else
        {
            return false;
        }
    }

//Grass model ID, put in mod_EvilMinecraft:
public static int grassModelID;
//And in mod_EvilMinecraft.load():
grassModelID = ModLoader.getUniqueBlockModelID(this, true);