forked from OctaForge/libostd
use int for sdl1 mode and report size
parent
c5a9d535f5
commit
878476a397
|
@ -18,29 +18,39 @@
|
||||||
namespace ostd {
|
namespace ostd {
|
||||||
namespace sdl {
|
namespace sdl {
|
||||||
|
|
||||||
|
#ifdef OSTD_EXT_SDL_USE_SDL1
|
||||||
|
using SDLRWopsOffset = int;
|
||||||
|
#else
|
||||||
|
using SDLRWopsOffset = Int64;
|
||||||
|
#endif
|
||||||
|
|
||||||
inline SDL_RWops *stream_to_rwops(Stream &s) {
|
inline SDL_RWops *stream_to_rwops(Stream &s) {
|
||||||
SDL_RWops *rwr = SDL_AllocRW();
|
SDL_RWops *rwr = SDL_AllocRW();
|
||||||
if (!rwr) {
|
if (!rwr) {
|
||||||
return nullptr;
|
return nullptr;
|
||||||
}
|
}
|
||||||
rwr->hidden.unknown.data1 = &s;
|
rwr->hidden.unknown.data1 = &s;
|
||||||
rwr->seek = [](SDL_RWops *rw, Int64 pos, int whence) -> Int64 {
|
rwr->size = [](SDL_RWops *rw) -> SDLRWopsOffset {
|
||||||
|
Stream *is = (Stream *)rw->hidden.unknown.data1;
|
||||||
|
return (SDLRWopsOffset)is->size();
|
||||||
|
};
|
||||||
|
rwr->seek = [](SDL_RWops *rw, SDLRWopsOffset pos, int whence) -> SDLRWopsOffset {
|
||||||
Stream *is = (Stream *)rw->hidden.unknown.data1;
|
Stream *is = (Stream *)rw->hidden.unknown.data1;
|
||||||
if (!pos && whence == SEEK_CUR)
|
if (!pos && whence == SEEK_CUR)
|
||||||
return (Int64)is->tell();
|
return (SDLRWopsOffset)is->tell();
|
||||||
if (is->seek(((StreamOffset)pos, (StreamSeek)whence))
|
if (is->seek(((StreamOffset)pos, (StreamSeek)whence))
|
||||||
return (Int64)is->tell();
|
return (SDLRWopsOffset)is->tell();
|
||||||
return -1;
|
return -1;
|
||||||
}
|
};
|
||||||
rwr->read = [](SDL_RWops *rw, void *buf, Size size, Size nb) -> Size {
|
rwr->read = [](SDL_RWops *rw, void *buf, Size size, Size nb) -> Size {
|
||||||
Stream *is = (Stream *)rw->hidden.unknown.data1;
|
Stream *is = (Stream *)rw->hidden.unknown.data1;
|
||||||
return is->read_bytes(buf, size * nb) / size;
|
return is->read_bytes(buf, size * nb) / size;
|
||||||
}
|
};
|
||||||
rwr->write = [](SDL_RWops *rw, const void *buf, Size size, Size nb) -> Size {
|
rwr->write = [](SDL_RWops *rw, const void *buf, Size size, Size nb) -> Size {
|
||||||
Stream *is = (Stream *)rw->hidden.unknown.data1;
|
Stream *is = (Stream *)rw->hidden.unknown.data1;
|
||||||
return is->write_bytes(buf, size * nb) / size;
|
return is->write_bytes(buf, size * nb) / size;
|
||||||
}
|
};
|
||||||
rwr->close = [](SDL_RWops *) -> int { return 0; }
|
rwr->close = [](SDL_RWops *) -> int { return 0; };
|
||||||
return rwr;
|
return rwr;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue