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package me.creepinson.entities.tileentity;

import org.lwjgl.opengl.GL11;

import me.creepinson.lib.RefStrings;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.RenderHelper;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.block.model.IBakedModel;
import net.minecraft.client.renderer.block.model.ItemCameraTransforms;
import net.minecraft.client.renderer.texture.TextureMap;
import net.minecraft.client.renderer.tileentity.TileEntitySpecialRenderer;
import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ResourceLocation;
import net.minecraft.world.World;
import net.minecraftforge.client.model.IModel;
import net.minecraftforge.client.model.ModelLoaderRegistry;
import net.minecraftforge.common.model.TRSRTransformation;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

@SideOnly(Side.CLIENT)
public class TESRPedastal_Magic  extends TileEntitySpecialRenderer<TileEntityPedastal_Magic> {

    private IModel model;
    private IBakedModel bakedModel;

    private IBakedModel getBakedModel() {
        // Since we cannot bake in preInit() we do lazy baking of the model as soon as we need it
        // for rendering
        if (bakedModel == null) {
            try {
                model = ModelLoaderRegistry.getModel(new ResourceLocation(RefStrings.MODID, "block/pedastal_magic"));
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
            bakedModel = model.bake(TRSRTransformation.identity(), DefaultVertexFormats.ITEM,
                    location -> Minecraft.getMinecraft().getTextureMapBlocks().getAtlasSprite(location.toString()));
        }
        return bakedModel;
    }

    @Override
    public void renderTileEntityAt(TileEntityPedastal_Magic te, double x, double y, double z, float partialTicks, int destroyStage) {
        GlStateManager.pushAttrib();
        GlStateManager.pushMatrix();

        // Translate to the location of our tile entity
        GlStateManager.translate(x, y, z);
        GlStateManager.disableRescaleNormal();

        // Render the rotating handles
        renderHandles(te);

        // Render our item
        renderItem(te);

        GlStateManager.popMatrix();
        GlStateManager.popAttrib();

    }

    private void renderHandles(TileEntityPedastal_Magic te) {
        GlStateManager.pushMatrix();

        GlStateManager.translate(0, 0, 0);


        RenderHelper.disableStandardItemLighting();
        this.bindTexture(TextureMap.LOCATION_BLOCKS_TEXTURE);
        if (Minecraft.isAmbientOcclusionEnabled()) {
            GlStateManager.shadeModel(GL11.GL_SMOOTH);
        } else {
            GlStateManager.shadeModel(GL11.GL_FLAT);
        }

        World world = te.getWorld();
        // Translate back to local view coordinates so that we can do the acual rendering here
        GlStateManager.translate(-te.getPos().getX(), -te.getPos().getY(), -te.getPos().getZ());

        Tessellator tessellator = Tessellator.getInstance();
        tessellator.getBuffer().begin(GL11.GL_QUADS, DefaultVertexFormats.BLOCK);
        Minecraft.getMinecraft().getBlockRendererDispatcher().getBlockModelRenderer().renderModel(
                world,
                getBakedModel(),
                world.getBlockState(te.getPos()),
                te.getPos(),
                Tessellator.getInstance().getBuffer(), false);
        tessellator.draw();

        RenderHelper.enableStandardItemLighting();
        GlStateManager.popMatrix();
    }

    private void renderItem(TileEntityPedastal_Magic te) {
        ItemStack stack = te.getStack();
        long angle = (System.currentTimeMillis() / 10) % 360;

        if (stack != ItemStack.EMPTY) {
            RenderHelper.enableStandardItemLighting();
            GlStateManager.enableLighting();
            GlStateManager.pushMatrix();
            // Translate to the center of the block and .9 points higher
            GlStateManager.translate(.5, 1.4, .5);
            GlStateManager.scale(.4f, .4f, .4f);
            GlStateManager.rotate(angle, te.getPos().getX(), te.getPos().getY(), te.getPos().getZ());

            Minecraft.getMinecraft().getRenderItem().renderItem(stack, ItemCameraTransforms.TransformType.NONE);

            GlStateManager.popMatrix();
        }
    }

}