SDL_RWFromMem

Use this function to create an SDL_RWops structure from memory of a certain size.

Contents

Syntax

SDL_RWops* SDL_RWFromMem(void* mem,
                         int   size)

mem	^{a pointer to the memory location}
size	^{the size of the memory location}

A pointer to the SDL_RWops structure that is created, or NULL on failure.

char bitmap[310000];
SDL_RWops *rw;

rw = SDL_RWFromMem(bitmap, sizeof(bitmap));
SDL_SaveBMP_RW(screen, rw, 0);

*
If the memory is not writable, use SDL_RWFromConstMem() instead.
*

-  ⇤ ← Revision 3 as of 2010-07-15 22:05:20 → 
  Size: 1009
  Editor: SheenaSmith
  Comment: add content from old wiki
+   ← Revision 4 as of 2010-08-22 19:57:35 → ⇥
  Size: 1006
  Editor: SheenaSmith
  Comment: minor change
-Deletions are marked like this.
+Additions are marked like this.
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-||'''size'''||^the size of the memory location^ ???||
+||'''size'''||^the size of the memory location^||
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-* {i} NOTE: If the memory is not writable, use [[SDL_RWFromConstMem]]() instead.*
+*<<BR>>If the memory is not writable, use [[SDL_RWFromConstMem]]() instead.<<BR>>*