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engine: mod_studio: more studio model swapping

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This commit is contained in:
Alibek Omarov
2026-04-24 20:51:14 +05:00
committed by a1batross
parent 1099344a7d
commit 75e4a21d7a
2 changed files with 69 additions and 3 deletions
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11
public/swaplib.h
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@@ -82,9 +82,16 @@ static inline void swap_struct_( const swap_struct_def_t *def, size_t len, byte
}
}
static inline void swap_array_( byte *data, int32_t elem_size, uint32_t count )
{
for( uint32_t i = 0; i < count; i++ )
swap_field_( &data[i * elem_size], elem_size );
}
// do not use these macros, they will swap structs unconditionally
// you might want to use le_/be_ macros instead
#define swap_struct( swapdef, ptr ) swap_struct_(( swapdef ), sizeof( swapdef ) / sizeof( swapdef[0] ), (byte *)( ptr ))
#define swap_array( ptr, count ) swap_array_((byte *)( ptr ), sizeof( *( ptr )), ( count ))
#define swap_struct_begin( swapdef ) static swap_struct_def_t swapdef[] = {
#define swap_struct_end() }
@@ -112,6 +119,7 @@ static inline void swap_struct_( const swap_struct_def_t *def, size_t len, byte
#define be_struct_array_child( x, y, z, w ) swap_struct_array_child( x, y, z, w )
#define be_struct_end() swap_struct_end()
#define be_struct_swap( x, y ) swap_struct( x, y )
#define be_array_swap( x, y ) swap_array( x, y )
#define le_struct_begin( x )
#define le_struct_field( x, y )
#define le_struct_child( x, y, z )
@@ -119,6 +127,7 @@ static inline void swap_struct_( const swap_struct_def_t *def, size_t len, byte
#define le_struct_array_child( x, y, z, w )
#define le_struct_end() extern int _le_struct_end_dummy // define as extern variable, to let end() end with ;
#define le_struct_swap( x, y ) (void)(y)
#define le_array_swap( x, y ) (void)(x)
#else
#define be_struct_begin( x )
#define be_struct_field( x, y )
@@ -127,6 +136,7 @@ static inline void swap_struct_( const swap_struct_def_t *def, size_t len, byte
#define be_struct_array_child( x, y, z, w )
#define be_struct_end() extern int _le_struct_end_dummy
#define be_struct_swap( x, y ) (void)(y)
#define be_array_swap( x, y ) (void)(x)
#define le_struct_begin( x ) swap_struct_begin( x )
#define le_struct_field( x, y ) swap_struct_field( x, y )
#define le_struct_child( x, y, z ) swap_struct_child( x, y, z )
@@ -134,6 +144,7 @@ static inline void swap_struct_( const swap_struct_def_t *def, size_t len, byte
#define le_struct_array_child( x, y, z, w ) swap_struct_array_child( x, y, z, w )
#define le_struct_end() swap_struct_end()
#define le_struct_swap( x, y ) swap_struct( x, y )
#define le_array_swap( x, y ) swap_array( x, y )
#endif