WebGL Cube

const vertexPositions = [
    // Front
    -1, 1, -1,
    -1, -1, -1,
    1, -1, -1,
    1, 1, -1,

    // Back
    1, 1, 1,
    1, -1, 1,
    -1, -1, 1,
    -1, 1, 1,

    // Left
    -1, 1, 1,
    -1, -1, 1,
    -1, -1, -1,
    -1, 1, -1,

    // Right
    1, 1, -1,
    1, -1, -1,
    1, -1, 1,
    1, 1, 1,

    // Top
    -1, 1, 1,
    -1, 1, -1,
    1, 1, -1,
    1, 1, 1,

    // Bottom
    -1, -1, -1,
    -1, -1, 1,
    1, -1, 1,
    1, -1, -1
];

const textureCoordinates = [
    // Front
    0, 1,
    0, 0,
    1, 0,
    1, 1,

    // Back
    0, 1,
    0, 0,
    1, 0,
    1, 1,

    // Left
    0, 1,
    0, 0,
    1, 0,
    1, 1,

    // Right
    0, 1,
    0, 0,
    1, 0,
    1, 1,

    // Bottom
    0, 1,
    0, 0,
    1, 0,
    1, 1,

    // Top
    0, 1,
    0, 0,
    1, 0,
    1, 1
];

const indices = [
    // Front
    0, 1, 2,
    2, 3, 0,

    // Back
    4, 5, 6,
    6, 7, 4,

    // Left
    8, 9, 10,
    10, 11, 8,

    // Right
    12, 13, 14,
    14, 15, 12,

    // Top
    16, 17, 18,
    18, 19, 16,

    // Bottom
    20, 21, 22,
    22, 23, 20
];