public class NewMap {

    int vaoID;
    int vertexBufferID;
    int indexBufferID;
    Image texture;

    Shader shader = ShaderManager.getShader("SimpleColor");

    int indexCount;

    public NewMap()
    {
        //--------------------------------------------------------
        VertexData v0 = new VertexData();
        v0.setXYZ(0, 0, 0); v0.setNXYZ(0, 0, -1); v0.setUV(0, 1);

        VertexData v1 = new VertexData();
        v1.setXYZ(1, 0, 0); v1.setNXYZ(0, 0, -1); v1.setUV(1, 1);

        VertexData v2 = new VertexData();
        v2.setXYZ(1, 1, 0); v2.setNXYZ(0, 0, -1); v2.setUV(1, 0);

        VertexData v3 = new VertexData();
        v3.setXYZ(0, 1, 0); v3.setNXYZ(0, 0, -1); v3.setUV(0, 0);

        //--------------------------------------------------------
        VertexData v4 = new VertexData();
        v4.setXYZ(0, 0, 1); v4.setNXYZ(0, 0, 1); v4.setUV(0, 1);

        VertexData v5 = new VertexData();
        v5.setXYZ(1, 0, 1); v5.setNXYZ(0, 0, 1); v5.setUV(1, 1);

        VertexData v6 = new VertexData();
        v6.setXYZ(1, 1, 1); v6.setNXYZ(0, 0, 1); v6.setUV(1, 0);

        VertexData v7 = new VertexData();
        v7.setXYZ(0, 1, 1); v7.setNXYZ(0, 0, 1); v7.setUV(0, 0);

        //--------------------------------------------------------
        VertexData v8 = new VertexData();
        v8.setXYZ(0, 0, 1); v8.setNXYZ(-1, 0, 0); v8.setUV(0, 1);

        VertexData v9 = new VertexData();
        v9.setXYZ(0, 1, 1); v9.setNXYZ(-1, 0, 0); v9.setUV(1, 1);

        VertexData v10 = new VertexData();
        v10.setXYZ(0, 1, 0); v10.setNXYZ(-1, 0, 0); v10.setUV(1, 0);

        VertexData v11 = new VertexData();
        v11.setXYZ(0, 0, 0); v11.setNXYZ(-1, 0, 0); v11.setUV(0, 0);

        //--------------------------------------------------------
        VertexData v12 = new VertexData();
        v12.setXYZ(1, 0, 1); v12.setNXYZ(1, 0, 0); v12.setUV(0, 1);

        VertexData v13 = new VertexData();
        v13.setXYZ(1, 1, 1); v13.setNXYZ(1, 0, 0); v13.setUV(1, 1);

        VertexData v14 = new VertexData();
        v14.setXYZ(1, 1, 0); v14.setNXYZ(1, 0, 0); v14.setUV(1, 0);

        VertexData v15 = new VertexData();
        v15.setXYZ(1, 0, 0); v15.setNXYZ(1, 0, 0); v15.setUV(0, 0);

        VertexData[] data = new VertexData[] {v0, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15};

        FloatBuffer vertBuffer = BufferUtils.createFloatBuffer(data.length * VertexData.elementCount);

        for(int i = 0; i < data.length; i++)
        {
            vertBuffer.put(data[i].getElements());
        }

        vertBuffer.flip();

        byte[] indices = new byte[]
                {
                    0, 1, 2,
                    2, 3, 0,

                    4, 5, 6,
                    6, 7, 4,

                    8, 9, 10,
                    10, 11, 8,

                    12, 13, 14,
                    14, 15, 12
                };

        indexCount = indices.length;
        ByteBuffer indexBuffer = BufferUtils.createByteBuffer(indices.length);
        indexBuffer.put(indices);
        indexBuffer.flip();

        vaoID = GL30.glGenVertexArrays();

        GL30.glBindVertexArray(vaoID);

        vertexBufferID = GL15.glGenBuffers();
        GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vertexBufferID);
        GL15.glBufferData(GL15.GL_ARRAY_BUFFER, vertBuffer, GL15.GL_STATIC_DRAW);

        GL20.glVertexAttribPointer(0, VertexData.positionElementCount, GL11.GL_FLOAT, false, VertexData.stride, VertexData.positionOffset);
        GL20.glVertexAttribPointer(1, VertexData.textureElementCount, GL11.GL_FLOAT, false, VertexData.stride, VertexData.textureOffset);
        GL20.glVertexAttribPointer(2, VertexData.normalElementCount, GL11.GL_FLOAT, false, VertexData.stride, VertexData.normalOffset);

        GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);

        GL30.glBindVertexArray(0);

        indexBufferID = GL15.glGenBuffers();
        GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, indexBufferID);
        GL15.glBufferData(GL15.GL_ELEMENT_ARRAY_BUFFER, indexBuffer, GL15.GL_STATIC_DRAW);
        GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);

        GL20.glUseProgram(shader.getID());

        GL20.glBindAttribLocation(shader.getID(), 0, "inPosition");
        GL20.glBindAttribLocation(shader.getID(), 1, "inTexCoord");
        GL20.glBindAttribLocation(shader.getID(), 2, "inNormal");

        GL20.glUseProgram(0);
    }

    public void render(Camera cam)
    {
        GL20.glUseProgram(shader.getID());

        shader.setUniformMatrix("projMat", cam.getProjection());
        shader.setUniformMatrix("viewMat", cam.getView());
        shader.setUniformMatrix("modelMat", new Matrix4f());
        shader.setUniformMatrix("normalMat", new Matrix3f());
        shader.setUniformFloat("shininess", 100);
        shader.setUniformVec("diffuse", new Vector4f(0, 0.5f, 0, 1f));
        shader.setUniformVec("ambient", new Vector4f(0, 0, 1,1));
        shader.setUniformVec("specular", new Vector4f(0, 0, 0, 1f));
        shader.setUniformVec("lightPos", cam.getPosition());

        GL30.glBindVertexArray(vaoID);

        GL20.glEnableVertexAttribArray(0);
        GL20.glEnableVertexAttribArray(1);
        GL20.glEnableVertexAttribArray(2);

        GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, indexBufferID);

        GL11.glDrawElements(GL11.GL_TRIANGLES, indexCount, GL11.GL_UNSIGNED_BYTE, 0);

        GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);

        GL20.glDisableVertexAttribArray(0);
        GL20.glDisableVertexAttribArray(1);
        GL20.glDisableVertexAttribArray(2);

        GL30.glBindVertexArray(0);

        GL20.glUseProgram(0);
    }

}