Method build

src/opengl_depth_packet_processor.cpp:178–221

  }

  void build()
  {
    GLint status;

    gl()->glCompileShader(vertex_shader);
    gl()->glGetShaderiv(vertex_shader, GL_COMPILE_STATUS, &status);

    if(status != GL_TRUE)
    {
      gl()->glGetShaderInfoLog(vertex_shader, sizeof(error_buffer), NULL, error_buffer);

      LOG_ERROR << "failed to compile vertex shader!" << std::endl << error_buffer;
    }

    gl()->glCompileShader(fragment_shader);

    gl()->glGetShaderiv(fragment_shader, GL_COMPILE_STATUS, &status);
    if(status != GL_TRUE)
    {
      gl()->glGetShaderInfoLog(fragment_shader, sizeof(error_buffer), NULL, error_buffer);

      LOG_ERROR << "failed to compile fragment shader!" << std::endl << error_buffer;
    }

    program = gl()->glCreateProgram();
    gl()->glAttachShader(program, vertex_shader);
    gl()->glAttachShader(program, fragment_shader);

    for(FragDataMap::iterator it = frag_data_map_.begin(); it != frag_data_map_.end(); ++it)
    {
      gl()->glBindFragDataLocation(program, it->second, it->first.c_str());
    }

    gl()->glLinkProgram(program);

    gl()->glGetProgramiv(program, GL_LINK_STATUS, &status);

    if(status != GL_TRUE)
    {
      gl()->glGetProgramInfoLog(program, sizeof(error_buffer), NULL, error_buffer);
      LOG_ERROR << "failed to link shader program!" << std::endl << error_buffer;
    }
    CHECKGL();
  }

  GLint getAttributeLocation(const std::string& name)
  {