Method create

2dlib/surface.cpp:150–186

grSurface::~grSurface() { grSurface::free(); }

void grSurface::create(int w, int h, int bpp, unsigned type, unsigned flags, const char *name) {
  bool grerr;

  if (m_SurfInit)
    grSurface::free();

  //	create new surface: set up surface structure
  memset(&ddsfObj, 0, sizeof(ddgr_surface));
  ddsfObj.w = w;
  ddsfObj.h = h;
  ddsfObj.bpp = bpp;
  ddsfObj.type = (uint16_t)type;
  ddsfObj.flags = (uint16_t)flags;

  if (name)
    strncpy(ddsfObj.name, name, 15);

  switch (type) {
  case SURFTYPE_VIDEOSCREEN:
    grerr = ddgr_surf_InitVideo(&ddsfObj);
    break;
  case SURFTYPE_GENERIC:
    grerr = ddgr_surf_Create(&ddsfObj);
    break;
  case SURFTYPE_MEMORY:
    grerr = (bool)gr_mem_surf_Create(&ddsfObj);
    break;
  default:
    Int3(); // Invalid!!
  }
  if (!grerr)
    Int3();

  add_to_list(&ddsfObj);

  m_SurfInit = 1;
}

void grSurface::free() {
  /*	Freeing surface is same regardless of whether it was loaded from a bitmap handle or