src/spritecache.h
author rubidium
Thu, 12 Jun 2008 14:41:29 +0000
changeset 10936 9bd0503ae2c6
parent 10429 1b99254f9607
permissions -rw-r--r--
(svn r13489) -Fix: first determine where to *exactly* build a house before asking a NewGRF whether the location is good instead of possibly moving the house a tile after the NewGRF said the location is good.
/* $Id$ */

/** @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, bool real_sprite);
bool SpriteExists(SpriteID sprite);

static inline const Sprite *GetSprite(SpriteID sprite)
{
	return (Sprite*)GetRawSprite(sprite, true);
}

static inline const byte *GetNonSprite(SpriteID sprite)
{
	return (byte*)GetRawSprite(sprite, false);
}

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 */