PixelFmt.cpp

#include "hpp/PixelFmt.hpp"
 
#include "hpp/Base.hpp"
 
namespace rolmodl::pixelfmt {
  /*static*/ const SDL_PixelFormat& PixelFmtStorage::get(const Id id) {
    const size_t i = static_cast<size_t>(id);
 
    if (unsafeRaw()[i] == nullptr) {
      SDL_PixelFormat* tmp = SDL_AllocFormat(id::unsafe::toSDLEnum(id));
      if (tmp == nullptr)
        throw sdlexception();
 
      unsafeRaw()[i] = tmp;
    }
 
    return *unsafeRaw()[i];
  }
 
  #pragma clang diagnostic push
  #pragma clang diagnostic ignored "-Wexit-time-destructors"
  /*static*/ PixelFmtStorage& PixelFmtStorage::instance() noexcept {
    static PixelFmtStorage res{};
    return res;
  }
  #pragma clang diagnostic pop
  /*static*/ SDL_PixelFormat** PixelFmtStorage::unsafeRaw() noexcept {
    return instance().data_;
  }
 
  PixelFmtStorage::PixelFmtStorage() noexcept :
    data_(new SDL_PixelFormat*[unique_count])
  {
    for (size_t i = 0; i < unique_count; ++i)
      data_[i] = nullptr;
  }
  PixelFmtStorage::~PixelFmtStorage() noexcept {
    if (data_ != nullptr) {
      for (size_t i = 0; i < unique_count; ++i)
        if (data_[i] != nullptr)
          SDL_FreeFormat(data_[i]);
 
      delete[] data_;
    }
    data_ = nullptr;
  }
}