You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

81 lines
1.6 KiB

#pragma once
/**
* @brief std::unique_ptr specializations for SDL types.
*/
#include <memory>
#include <type_traits>
#include <SDL.h>
#ifdef USE_SDL1
#include "utils/sdl2_to_1_2_backports.h"
#else
#include "utils/sdl2_backports.h"
#endif
namespace devilution {
/**
* @brief Deletes the SDL surface using `SDL_FreeSurface`.
*/
struct SDLSurfaceDeleter {
void operator()(SDL_Surface *surface) const
{
SDL_FreeSurface(surface);
}
};
using SDLSurfaceUniquePtr = std::unique_ptr<SDL_Surface, SDLSurfaceDeleter>;
#if SDL_VERSION_ATLEAST(2, 0, 0)
struct SDLCursorDeleter {
void operator()(SDL_Cursor *cursor) const
{
SDL_FreeCursor(cursor);
}
};
using SDLCursorUniquePtr = std::unique_ptr<SDL_Cursor, SDLCursorDeleter>;
#endif
#ifndef USE_SDL1
struct SDLTextureDeleter {
void operator()(SDL_Texture *texture) const
{
SDL_DestroyTexture(texture);
}
};
using SDLTextureUniquePtr = std::unique_ptr<SDL_Texture, SDLTextureDeleter>;
#endif
struct SDLPaletteDeleter {
void operator()(SDL_Palette *palette) const
{
SDL_FreePalette(palette);
}
};
using SDLPaletteUniquePtr = std::unique_ptr<SDL_Palette, SDLPaletteDeleter>;
/**
* @brief Deletes the object using `SDL_free`.
*/
template <typename T>
struct SDLFreeDeleter {
static_assert(!std::is_same<T, SDL_Surface>::value,
"SDL_Surface should use SDLSurfaceUniquePtr instead.");
void operator()(T *obj) const
{
SDL_free(obj);
}
};
/**
* @brief A unique pointer to T that is deleted with SDL_free.
*/
template <typename T>
using SDLUniquePtr = std::unique_ptr<T, SDLFreeDeleter<T>>;
} // namespace devilution