package so101.bricks;

import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.entity.Entity;
import net.minecraft.item.ItemStack;
import net.minecraft.util.IIcon;
import net.minecraft.util.ResourceLocation;

@SideOnly(Side.CLIENT)
public class RenderBrick extends Render
{
    private ItemStack brick;

    public RenderBrick()
    {
        super();
    }

    public void doRender(Entity eentity, double p_76986_2_, double p_76986_4_, double p_76986_6_, float p_76986_8_, float p_76986_9_)
    {
        EntityBrick entity = (EntityBrick)eentity;
        this.brick = entity.entityItemStack;
        IIcon iicon = this.brick.getIconIndex();

        if (iicon != null)
        {
            GL11.glPushMatrix();
            GL11.glTranslatef((float)p_76986_2_, (float)p_76986_4_, (float)p_76986_6_);
            GL11.glEnable(GL12.GL_RESCALE_NORMAL);
            GL11.glScalef(0.5F, 0.5F, 0.5F);
            //this.preRender(entity);
            this.bindEntityTexture(entity);
            Tessellator tessellator = Tessellator.instance;

            this.func_77026_a(tessellator, iicon);
            GL11.glDisable(GL12.GL_RESCALE_NORMAL);
            GL11.glPopMatrix();
        }

    }


    private void func_77026_a(Tessellator p_77026_1_, IIcon p_77026_2_)
    {
        float f = p_77026_2_.getMinU();
        float f1 = p_77026_2_.getMaxU();
        float f2 = p_77026_2_.getMinV();
        float f3 = p_77026_2_.getMaxV();
        float f4 = 1.0F;
        float f5 = 0.5F;
        float f6 = 0.25F;
        GL11.glRotatef(180.0F - this.renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
        GL11.glRotatef(-this.renderManager.playerViewX, 1.0F, 0.0F, 0.0F);
        p_77026_1_.startDrawingQuads();
        p_77026_1_.setNormal(0.0F, 1.0F, 0.0F);
        p_77026_1_.addVertexWithUV((double)(0.0F - f5), (double)(0.0F - f6), 0.0D, (double)f, (double)f3);
        p_77026_1_.addVertexWithUV((double)(f4 - f5), (double)(0.0F - f6), 0.0D, (double)f1, (double)f3);
        p_77026_1_.addVertexWithUV((double)(f4 - f5), (double)(f4 - f6), 0.0D, (double)f1, (double)f2);
        p_77026_1_.addVertexWithUV((double)(0.0F - f5), (double)(f4 - f6), 0.0D, (double)f, (double)f2);
        p_77026_1_.draw();
    }

     /**
     * Returns the location of an entity's texture. Doesn't seem to be called unless you call Render.bindEntityTexture.
     */
    protected ResourceLocation getEntityTexture(Entity p_110775_1_)
    {
        //return TextureMap.locationItemsTexture;
        return this.getEntityTexture((EntityBrick)p_110775_1_);
    }

    protected ResourceLocation getEntityTexture(EntityBrick entity)
    {
        return this.renderManager.renderEngine.getResourceLocation(entity.brickType.brick.getSpriteNumber());
    }

    /**Prerender method for entity. Used for scaling.*/
    public void preRender(EntityBrick entity)
    {
        if (entity.getEntityData().getFloat("Scale") != 1.0F)
        {
            float scale = entity.getEntityData().getFloat("Scale");
            GL11.glScalef(scale, scale, scale);
        }
    }
}