# data[].attributes.attachment_caption
cam(vec3(-2, 2, 1), vec3(0, 0, -1), vec3(0, 1, 0), 90.0f, static_cast<float>(nx) / static_cast<float>(ny));

# data[].attributes.attachment_caption
cam(90.0f, static_cast<float>(nx) / static_cast<float>(ny));