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56 lines
1.1 KiB
56 lines
1.1 KiB
#pragma once |
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/** |
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* @brief std::unique_ptr specializations for SDL types. |
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*/ |
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#include <memory> |
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#include <type_traits> |
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#include <SDL.h> |
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namespace devilution { |
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/** |
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* @brief Deletes the SDL surface using `SDL_FreeSurface`. |
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*/ |
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struct SDLSurfaceDeleter { |
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void operator()(SDL_Surface *surface) const |
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{ |
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SDL_FreeSurface(surface); |
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} |
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}; |
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using SDLSurfaceUniquePtr = std::unique_ptr<SDL_Surface, SDLSurfaceDeleter>; |
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#if SDL_VERSION_ATLEAST(2, 0, 0) |
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struct SDLCursorDeleter { |
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void operator()(SDL_Cursor *cursor) const |
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{ |
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SDL_FreeCursor(cursor); |
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} |
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}; |
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using SDLCursorUniquePtr = std::unique_ptr<SDL_Cursor, SDLCursorDeleter>; |
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#endif |
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/** |
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* @brief Deletes the object using `SDL_free`. |
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*/ |
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template <typename T> |
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struct SDLFreeDeleter { |
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static_assert(!std::is_same<T, SDL_Surface>::value, |
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"SDL_Surface should use SDLSurfaceUniquePtr instead."); |
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void operator()(T *obj) const |
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{ |
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SDL_free(obj); |
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} |
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}; |
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/** |
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* @brief A unique pointer to T that is deleted with SDL_free. |
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*/ |
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template <typename T> |
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using SDLUniquePtr = std::unique_ptr<T, SDLFreeDeleter<T>>; |
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} // namespace devilution
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