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Fixed bug 2441 - SDL_DuplicateSurface

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Rainer Deyke

I've written a small patch that adds a small SDL_DuplicateSurface function to SDL.  I've written the function as part of a larger (as yet unfinished) patch, but I think this function is useful enough that it merits inclusion in SDL on its own.
This commit is contained in:
Sam Lantinga
2017-08-14 13:37:14 -07:00
parent 362d549690
commit f142a7961e
4 changed files with 25 additions and 0 deletions
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5
include/SDL_surface.h
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@@ -359,6 +359,11 @@ extern DECLSPEC SDL_bool SDLCALL SDL_SetClipRect(SDL_Surface * surface,
extern DECLSPEC void SDLCALL SDL_GetClipRect(SDL_Surface * surface,
SDL_Rect * rect);
/*
* Creates a new surface identical to the existing surface
*/
extern DECLSPEC SDL_Surface *SDLCALL SDL_DuplicateSurface(SDL_Surface * surface);
/**
* Creates a new surface of the specified format, and then copies and maps
* the given surface to it so the blit of the converted surface will be as