OpenTTD-patches/src/spritecache.h

42 lines
892 B
C

/* $Id$ */
/** @file spritecache.h Functions to cache sprites in memory. */
#ifndef SPRITECACHE_H
#define SPRITECACHE_H
#include "gfx_type.h"
struct Sprite {
byte height;
uint16 width;
int16 x_offs;
int16 y_offs;
byte data[VARARRAY_SIZE];
};
extern uint _sprite_cache_size;
const void *GetRawSprite(SpriteID sprite, SpriteType type);
bool SpriteExists(SpriteID sprite);
static inline const Sprite *GetSprite(SpriteID sprite, SpriteType type)
{
assert(type != ST_RECOLOUR);
return (Sprite*)GetRawSprite(sprite, type);
}
static inline const byte *GetNonSprite(SpriteID sprite, SpriteType type)
{
assert(type == ST_RECOLOUR);
return (byte*)GetRawSprite(sprite, type);
}
void GfxInitSpriteMem();
void IncreaseSpriteLRU();
bool LoadNextSprite(int load_index, byte file_index, uint file_sprite_id);
void DupSprite(SpriteID old_spr, SpriteID new_spr);
#endif /* SPRITECACHE_H */