OpenGL ESでオブジェクトを動かす ref: http://qiita.com/items/f39568a8da1cccb6e5f0

matrixes.m

    _projectionMatrix = GLKMatrix4MakePerspective(GLKMathDegreesToRadians(65.0f), aspect, 0.1f, 100.0f);
    _baseViewMatrix = GLKMatrix4Translate(GLKMatrix4Identity, 0.0f, 0.0f, _nearness);
    _modelViewMatrix = GLKMatrix4Multiply(GLKMatrix4Identity, _baseViewMatrix);

update.m

- (void)update{
    _baseViewMatrix = GLKMatrix4Translate(GLKMatrix4Identity, 0.0f, 0.0f, _nearness);
    _modelViewMatrix = GLKMatrix4Rotate(_baseViewMatrix, _angle, 1.0f, 0.0f, 0.0f);
    _modelViewMatrix = GLKMatrix4Rotate(_modelViewMatrix, _rotation, 0.0f, 1.0f, 0.0f);
}