Spackenmobs/src/main/java/mod/acgaming/spackenmobs/render/RenderSchalker.java

package mod.acgaming.spackenmobs.render;

import mod.acgaming.spackenmobs.entities.EntitySchalker;
import net.minecraft.client.model.ModelRenderer;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.culling.ICamera;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.client.renderer.entity.RenderLiving;
import net.minecraft.client.renderer.entity.RenderManager;
import net.minecraft.client.renderer.entity.layers.LayerRenderer;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Vec3d;
import net.minecraftforge.fml.client.registry.IRenderFactory;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

@SideOnly(Side.CLIENT)
public class RenderSchalker extends RenderLiving<EntitySchalker> {
    public static final ResourceLocation[] SCHALKER_TEXTURE = new ResourceLocation[] {
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png"),
	    new ResourceLocation("spackenmobs:textures/entities/schalker.png") };
    public static final Factory FACTORY = new Factory();

    public RenderSchalker(RenderManager p_i47194_1_) {
	super(p_i47194_1_, new ModelSchalker(), 0.0F);
	this.addLayer(new RenderSchalker.HeadLayer());
    }

    @Override
    public ModelSchalker getMainModel() {
	return (ModelSchalker) super.getMainModel();
    }

    @Override
    public void doRender(EntitySchalker entity, double x, double y, double z, float entityYaw, float partialTicks) {
	int i = entity.getClientTeleportInterp();

	if (i > 0 && entity.isAttachedToBlock()) {
	    BlockPos blockpos = entity.getAttachmentPos();
	    BlockPos blockpos1 = entity.getOldAttachPos();
	    double d0 = (i - partialTicks) / 6.0D;
	    d0 = d0 * d0;
	    double d1 = (blockpos.getX() - blockpos1.getX()) * d0;
	    double d2 = (blockpos.getY() - blockpos1.getY()) * d0;
	    double d3 = (blockpos.getZ() - blockpos1.getZ()) * d0;
	    super.doRender(entity, x - d1, y - d2, z - d3, entityYaw, partialTicks);
	} else {
	    super.doRender(entity, x, y, z, entityYaw, partialTicks);
	}
    }

    @Override
    public boolean shouldRender(EntitySchalker livingEntity, ICamera camera, double camX, double camY, double camZ) {
	if (super.shouldRender(livingEntity, camera, camX, camY, camZ)) {
	    return true;
	} else {
	    if (livingEntity.getClientTeleportInterp() > 0 && livingEntity.isAttachedToBlock()) {
		BlockPos blockpos = livingEntity.getOldAttachPos();
		BlockPos blockpos1 = livingEntity.getAttachmentPos();
		Vec3d vec3d = new Vec3d(blockpos1.getX(), blockpos1.getY(), blockpos1.getZ());
		Vec3d vec3d1 = new Vec3d(blockpos.getX(), blockpos.getY(), blockpos.getZ());

		if (camera.isBoundingBoxInFrustum(
			new AxisAlignedBB(vec3d1.x, vec3d1.y, vec3d1.z, vec3d.x, vec3d.y, vec3d.z))) {
		    return true;
		}
	    }

	    return false;
	}
    }

    @Override
    protected ResourceLocation getEntityTexture(EntitySchalker entity) {
	return SCHALKER_TEXTURE[entity.getColor().getMetadata()];
    }

    @Override
    protected void applyRotations(EntitySchalker entityLiving, float p_77043_2_, float rotationYaw,
	    float partialTicks) {
	super.applyRotations(entityLiving, p_77043_2_, rotationYaw, partialTicks);

	switch (entityLiving.getAttachmentFacing()) {
	case DOWN:
	default:
	    break;
	case EAST:
	    GlStateManager.translate(0.5F, 0.5F, 0.0F);
	    GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
	    GlStateManager.rotate(90.0F, 0.0F, 0.0F, 1.0F);
	    break;
	case WEST:
	    GlStateManager.translate(-0.5F, 0.5F, 0.0F);
	    GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
	    GlStateManager.rotate(-90.0F, 0.0F, 0.0F, 1.0F);
	    break;
	case NORTH:
	    GlStateManager.translate(0.0F, 0.5F, -0.5F);
	    GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
	    break;
	case SOUTH:
	    GlStateManager.translate(0.0F, 0.5F, 0.5F);
	    GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
	    GlStateManager.rotate(180.0F, 0.0F, 0.0F, 1.0F);
	    break;
	case UP:
	    GlStateManager.translate(0.0F, 1.0F, 0.0F);
	    GlStateManager.rotate(180.0F, 1.0F, 0.0F, 0.0F);
	}
    }

    @Override
    protected void preRenderCallback(EntitySchalker entitylivingbaseIn, float partialTickTime) {
	float f = 0.999F;
	GlStateManager.scale(0.999F, 0.999F, 0.999F);
    }

    @SideOnly(Side.CLIENT)
    class HeadLayer implements LayerRenderer<EntitySchalker> {
	private HeadLayer() {
	}

	@Override
	public void doRenderLayer(EntitySchalker entitylivingbaseIn, float limbSwing, float limbSwingAmount,
		float partialTicks, float ageInTicks, float netHeadYaw, float headPitch, float scale) {
	    GlStateManager.pushMatrix();

	    switch (entitylivingbaseIn.getAttachmentFacing()) {
	    case DOWN:
	    default:
		break;
	    case EAST:
		GlStateManager.rotate(90.0F, 0.0F, 0.0F, 1.0F);
		GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
		GlStateManager.translate(1.0F, -1.0F, 0.0F);
		GlStateManager.rotate(180.0F, 0.0F, 1.0F, 0.0F);
		break;
	    case WEST:
		GlStateManager.rotate(-90.0F, 0.0F, 0.0F, 1.0F);
		GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
		GlStateManager.translate(-1.0F, -1.0F, 0.0F);
		GlStateManager.rotate(180.0F, 0.0F, 1.0F, 0.0F);
		break;
	    case NORTH:
		GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
		GlStateManager.translate(0.0F, -1.0F, -1.0F);
		break;
	    case SOUTH:
		GlStateManager.rotate(180.0F, 0.0F, 0.0F, 1.0F);
		GlStateManager.rotate(90.0F, 1.0F, 0.0F, 0.0F);
		GlStateManager.translate(0.0F, -1.0F, 1.0F);
		break;
	    case UP:
		GlStateManager.rotate(180.0F, 1.0F, 0.0F, 0.0F);
		GlStateManager.translate(0.0F, -2.0F, 0.0F);
	    }

	    ModelRenderer modelrenderer = RenderSchalker.this.getMainModel().head;
	    modelrenderer.rotateAngleY = netHeadYaw * 0.017453292F;
	    modelrenderer.rotateAngleX = headPitch * 0.017453292F;
	    RenderSchalker.this
		    .bindTexture(RenderSchalker.SCHALKER_TEXTURE[entitylivingbaseIn.getColor().getMetadata()]);
	    modelrenderer.render(scale);
	    GlStateManager.popMatrix();
	}

	@Override
	public boolean shouldCombineTextures() {
	    return false;
	}
    }

    public static class Factory implements IRenderFactory<EntitySchalker> {
	@Override
	public Render<? super EntitySchalker> createRenderFor(RenderManager manager) {
	    return new RenderSchalker(manager);
	}
    }
}