Method move_to

src/visualization/components/camera.cpp:378–409

}

void Camera::move_to(const float x, const float y) {
    const auto stage = game_object_ref().get_stage();
    if (!stage.has_value()) {
        return;
    }
    const auto buffer_obj = stage->get().get_game_object("buffer");
    if (!buffer_obj.has_value()) {
        return;
    }

    const auto buff_opt =
        buffer_obj->get().get_component<Buffer>("buffer_component");
    if (!buff_opt.has_value()) {
        return;
    }
    const auto& buff = buff_opt->get();
    const auto buf_dim =
        vec4(buff.buffer_width_f, buff.buffer_height_f, 0.0f, 1.0f);
    const auto centered_coord = buf_dim * 0.5f - vec4(x, y, 0.0f, 0.0f);

    // Recompute zoom matrix to discard its internal translation
    const auto zoom{1.0f / compute_zoom()};
    scale_ = mat4::scale(vec4(zoom, zoom, 1.0f, 1.0f));

    const auto transformed_goal =
        scale_.inv() * buffer_obj->get().get_pose() * centered_coord;

    camera_pos_x_ = transformed_goal.x();
    camera_pos_y_ = transformed_goal.y();

    update_object_pose();
}

vec4 Camera::get_position() const {
    const auto stage = game_object_ref().get_stage();