SDL学习笔记

SDL常用函数：
博客参考：原作者-----快速传送门（为了后期复习，就没有写那么清楚）
SDL_Init(uint32 flag);

SDL_Window* SDL_CreateWindowFrom( const void*data);

SL_Renderer* SDL_CreateRenderer(SDL_Window* window, int index, uint32 flag);

SDL_Texture* SDL_CreateTexture(SDL_Renderer * renderer,Uint32 format,int access, int w, int h)

int SDL_UpdateTexture(SDL_Texture * texture, const SDL_Rect * rect, const void *pixels, int pitch);

int SDL_LockTexture(SDL_Texture * texture, const SDL_Rect * rect, void **pixels, int *pitch);

int SDL_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, const SDL_Rect * srcrect, const SDL_Rect * dstrect);

void SDL_RenderPresent(SDL_Renderer * renderer);

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分界线：不太熟悉部分

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void SDL_DestroyTexture(SDL_Texture* texture );

void SDL_UnlockTexture(SDL_Texture * texture);

SDL_delay()；

void SDL_DestroyRenderer(SDL_Renderer * renderer);、

void SDL_DestroyWindow(SDL_Window * window);

void SDL_Quit(void);

int SDL_SetTextureAlphaMod(SDL_Texture * texture, Uint8 alpha);

int SDL_OpenAudio(SDL_AudioSpec * desired,SDL_AudioSpec * obtained);

void SDL_PauseAudio(int pause_on)；

SDL_Surface * SDL_GetWindowSurface(SDL_Window * window);