example_reconstructmesdk_options_lazy.cpp

Content

This example shows how to modify options of ReMe objects using the reflection like API.

Boost is only used to generate examples and is not necessary for working with this SDK.

#include <boost/test/unit_test.hpp>

#include <reconstructmesdk/reme.h>
#include <stdio.h>

BOOST_AUTO_TEST_SUITE(example_reconstructmesdk)

BOOST_AUTO_TEST_CASE(options_lazy)
{
  // Create a new context that has default options applied
  reme_context_t c;
  reme_context_create(&c);

  // Create empty options binding
  reme_options_t o;
  reme_options_create(c, &o);

  reme_surface_t s;
  reme_surface_create(c, &s);

  // Bind Poisson options
  reme_surface_bind_poisson_options(c, s, o);

  // Modify the 'depth' field through a reflection like syntax.
  reme_options_set(c, o, "depth", "9");

  // Make sure to release all memory acquired
  reme_context_destroy(&c);
}

BOOST_AUTO_TEST_CASE(options_lazy_repeated)
{

  // Create a new context that has default options applied
  reme_context_t c;
  reme_context_create(&c);

  // Create empty options binding
  reme_options_t o, o_sub;
  reme_options_create(c, &o);
  reme_options_create(c, &o_sub);

  // Bind to OpenCL infos
  // See method documentation for protocol buffer specification
  reme_context_bind_opencl_info(c, o);

  // See how many devices are available
  int num_devices = 0;
  reme_options_get_repeated_count(c, o, "devices", &num_devices);
  printf("Found %i OpenCL compatible devices\n", num_devices);

  // Each device is a nested message. Iterate over all of them

  const char *value;
  int length;

  for (int i = 0; i < num_devices; i += 1) {
    printf("----\n");

    reme_options_bind_repeated_message(c, o, "devices", i, o_sub);

    reme_options_get(c, o_sub, "name", &value, &length);
    printf("Device '%s' \n", value);

    reme_options_get(c, o_sub, "vendor", &value, &length);
    printf(" - by '%s' \n", value);

    reme_options_get(c, o_sub, "type", &value, &length);
    printf(" - type %s \n", value);

    // Note in the above code we must interleave get and printf
    // because of memory management rules.
  }

  // Make sure to release all memory acquired
  reme_context_destroy(&c);
}

BOOST_AUTO_TEST_SUITE_END()