diff options
Diffstat (limited to 'oldpool.h')
-rw-r--r-- | oldpool.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/oldpool.h b/oldpool.h deleted file mode 100644 index ba22e4ef4..000000000 --- a/oldpool.h +++ /dev/null @@ -1,96 +0,0 @@ -/* $Id$ */ - -#ifndef OLDPOOL_H -#define OLDPOOL_H - -typedef struct OldMemoryPool OldMemoryPool; - -/* The function that is called after a new block is added - start_item is the first item of the new made block */ -typedef void OldMemoryPoolNewBlock(uint start_item); -/* The function that is called before a block is cleaned up */ -typedef void OldMemoryPoolCleanBlock(uint start_item, uint end_item); - -/** - * Stuff for dynamic vehicles. Use the wrappers to access the OldMemoryPool - * please try to avoid manual calls! - */ -struct OldMemoryPool { - const char* const name; ///< Name of the pool (just for debugging) - - const uint max_blocks; ///< The max amount of blocks this pool can have - const uint block_size_bits; ///< The size of each block in bits - const uint item_size; ///< How many bytes one block is - - /// Pointer to a function that is called after a new block is added - OldMemoryPoolNewBlock *new_block_proc; - /// Pointer to a function that is called to clean a block - OldMemoryPoolCleanBlock *clean_block_proc; - - uint current_blocks; ///< How many blocks we have in our pool - uint total_items; ///< How many items we now have in this pool - - byte **blocks; ///< An array of blocks (one block hold all the items) -}; - -/** - * Those are the wrappers: - * CleanPool cleans the pool up, but you can use AddBlockToPool directly again - * (no need to call CreatePool!) - * AddBlockToPool adds 1 more block to the pool. Returns false if there is no - * more room - */ -void CleanPool(OldMemoryPool *array); -bool AddBlockToPool(OldMemoryPool *array); - -/** - * Adds blocks to the pool if needed (and possible) till index fits inside the pool - * - * @return Returns false if adding failed - */ -bool AddBlockIfNeeded(OldMemoryPool *array, uint index); - - -#define OLD_POOL_ENUM(name, type, block_size_bits, max_blocks) \ - enum { \ - name##_POOL_BLOCK_SIZE_BITS = block_size_bits, \ - name##_POOL_MAX_BLOCKS = max_blocks \ - }; - - -#define OLD_POOL_ACCESSORS(name, type) \ - static inline type* Get##name(uint index) \ - { \ - assert(index < _##name##_pool.total_items); \ - return (type*)( \ - _##name##_pool.blocks[index >> name##_POOL_BLOCK_SIZE_BITS] + \ - (index & ((1 << name##_POOL_BLOCK_SIZE_BITS) - 1)) * sizeof(type) \ - ); \ - } \ -\ - static inline uint Get##name##PoolSize(void) \ - { \ - return _##name##_pool.total_items; \ - } - - -#define DECLARE_OLD_POOL(name, type, block_size_bits, max_blocks) \ - OLD_POOL_ENUM(name, type, block_size_bits, max_blocks) \ - extern OldMemoryPool _##name##_pool; \ - OLD_POOL_ACCESSORS(name, type) - - -#define DEFINE_OLD_POOL(name, type, new_block_proc, clean_block_proc) \ - OldMemoryPool _##name##_pool = { \ - #name, name##_POOL_MAX_BLOCKS, name##_POOL_BLOCK_SIZE_BITS, sizeof(type), \ - new_block_proc, clean_block_proc, \ - 0, 0, NULL \ - }; - - -#define STATIC_OLD_POOL(name, type, block_size_bits, max_blocks, new_block_proc, clean_block_proc) \ - OLD_POOL_ENUM(name, type, block_size_bits, max_blocks) \ - static DEFINE_OLD_POOL(name, type, new_block_proc, clean_block_proc) \ - OLD_POOL_ACCESSORS(name, type) - -#endif /* OLDPOOL_H */ |