EntityLuggageRenderer.java

package openblocks.client.renderer.entity;

import com.google.common.base.Strings;
import net.minecraft.client.model.ModelBase;
import net.minecraft.client.renderer.entity.RenderLiving;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.util.ResourceLocation;
import openblocks.client.model.ModelLuggage;
import openblocks.common.entity.EntityLuggage;
import org.lwjgl.opengl.GL11;

public class EntityLuggageRenderer extends RenderLiving {

	private static ModelBase luggageModel = new ModelLuggage();

	private static final ResourceLocation texture = new ResourceLocation("openblocks", "textures/models/luggage.png");
	private static final ResourceLocation textureSpecial = new ResourceLocation("openblocks", "textures/models/luggage_special.png");
	private static final ResourceLocation creeperEffect = new ResourceLocation("textures/entity/creeper/creeper_armor.png");

	public EntityLuggageRenderer() {
		super(luggageModel, 0.5F);
	}

	private int renderSpecial(EntityLuggage luggage, int pass, float partialTickTime) {
		if (luggage.isSpecial() && !Strings.isNullOrEmpty(luggage.func_152113_b())) {
			if (pass == 1) {
				float f1 = luggage.ticksExisted + partialTickTime;
				bindTexture(creeperEffect);
				GL11.glMatrixMode(GL11.GL_TEXTURE);
				GL11.glLoadIdentity();
				float f2 = f1 * 0.01F;
				float f3 = f1 * 0.01F;
				GL11.glTranslatef(f2, f3, 0.0F);
				setRenderPassModel(EntityLuggageRenderer.luggageModel);
				GL11.glMatrixMode(GL11.GL_MODELVIEW);
				GL11.glEnable(GL11.GL_BLEND);
				float f4 = 0.5F;
				GL11.glColor4f(f4, f4, f4, 1.0F);
				GL11.glDisable(GL11.GL_LIGHTING);
				GL11.glBlendFunc(GL11.GL_ONE, GL11.GL_ONE);
				return 1;
			}
			if (pass == 2) {
				GL11.glMatrixMode(GL11.GL_TEXTURE);
				GL11.glLoadIdentity();
				GL11.glMatrixMode(GL11.GL_MODELVIEW);
				GL11.glEnable(GL11.GL_LIGHTING);
				GL11.glDisable(GL11.GL_BLEND);
			}
		}
		return -1;
	}

	@Override
	protected void preRenderCallback(EntityLivingBase entity, float par2) {
		EntityLuggage luggage = (EntityLuggage)entity;
		if (luggage.isSpecial()) {
			float oscMagnitude = (float)Math.abs(Math.sin((entity.ticksExisted + par2) * 0.05));
			GL11.glColor3f(oscMagnitude * 0.4f + 0.6f, oscMagnitude * 0.4f + 0.6f, 1f);
		}
	}

	@Override
	protected int inheritRenderPass(EntityLivingBase par1EntityLiving, int par2, float par3) {
		return -1;
	}

	@Override
	protected int shouldRenderPass(EntityLivingBase entity, int pass, float partialTickTime) {
		return renderSpecial((EntityLuggage)entity, pass, partialTickTime);
	}

	@Override
	protected ResourceLocation getEntityTexture(Entity entity) {
		if (entity instanceof EntityLuggage
				&& ((EntityLuggage)entity).isSpecial()) { return textureSpecial; }
		return texture;
	}

}