package com.hbm.render.shader;

import java.util.ArrayList;
import java.util.List;

import org.lwjgl.opengl.GL20;

public class Shader {

	private int shader;
	private List<Uniform> uniforms = new ArrayList<>(2);

	public Shader(int shader) {
		this.shader = shader;
	}

	public Shader withUniforms(Uniform... uniforms) {
		for(Uniform u : uniforms) {
			this.uniforms.add(u);
		}
		return this;
	}

	public void use() {
		
		if(!ShaderManager.enableShaders)
			return;

		GL20.glUseProgram(shader);
		for(Uniform u : uniforms) {
			u.apply(shader);
		}
	}

	public void release() {
		GL20.glUseProgram(0);
	}

	public int getShaderId() {
		return shader;
	}
}