ine">    program = glCreateProgram();</div><div class="line">    glAttachShader(program, vertex_shader);</div><div class="line">    glAttachShader(program, fragment_shader);</div><div class="line">    glLinkProgram(program);</div><div class="line"></div><div class="line">    mvp_location = glGetUniformLocation(program, <span class="stringliteral">&quot;MVP&quot;</span>);</div><div class="line">    vpos_location = glGetAttribLocation(program, <span class="stringliteral">&quot;vPos&quot;</span>);</div><div cl