package com.example.dipl_stickman_dirt_jumping;

import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.FloatBuffer;
import java.nio.ShortBuffer;

import javax.microedition.khronos.opengles.GL10;

public class Mesh {

	public float x = 0;
	public float y = 0;
	public float z = 0
			;
	private FloatBuffer verticesBuffer;
	private ShortBuffer indicesBuffer;

	private int numOfIndices = -1;

	public void draw(GL10 gl)
	{
		gl.glFrontFace(GL10.GL_CCW);
		gl.glEnable(GL10.GL_CULL_FACE);
		gl.glCullFace(GL10.GL_BACK);
		gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
		gl.glVertexPointer(3, GL10.GL_FLOAT, 0, verticesBuffer);

		gl.glPushMatrix();
		gl.glTranslatef(x, y, z);
		gl.glDrawElements(GL10.GL_TRIANGLES, numOfIndices, GL10.GL_UNSIGNED_SHORT, indicesBuffer);
		gl.glPopMatrix();

		gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);
		gl.glDisable(GL10.GL_CULL_FACE);
	}

	protected void setVertices(float[] vertices)
	{
		ByteBuffer vbb = ByteBuffer.allocateDirect(vertices.length*4);
		vbb.order(ByteOrder.nativeOrder());
		verticesBuffer = vbb.asFloatBuffer();
		verticesBuffer.put(vertices);
		verticesBuffer.position(0);
	}

	protected void setIndices(short[] indices)
	{
		ByteBuffer ibb = ByteBuffer.allocateDirect(indices.length*2);
		ibb.order(ByteOrder.nativeOrder());
		indicesBuffer = ibb.asShortBuffer();
		indicesBuffer.put(indices);
		indicesBuffer.position(0);
		numOfIndices = indices.length;
	}

}