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(svn r5059) - NewGRF: store a GRFFile pointer reference for each pointer, instead of just the GRF ID.

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peter1138
2006-05-31 17:31:08 +00:00
parent ef211c35ce
commit 4aa2054b1a
3 changed files with 37 additions and 6 deletions
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34
newgrf_engine.c
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@@ -10,6 +10,7 @@
#include "player.h"
#include "station.h"
#include "airport.h"
#include "newgrf.h"
#include "newgrf_callbacks.h"
#include "newgrf_engine.h"
#include "newgrf_station.h"
@@ -141,7 +142,7 @@ void UnloadWagonOverrides(void)
// may appear in future - however it's more convenient to store it like this in
// memory. --pasky)
static const SpriteGroup *engine_custom_sprites[TOTAL_NUM_ENGINES][NUM_GLOBAL_CID];
static uint32 _engine_grf[TOTAL_NUM_ENGINES];
static const GRFFile *_engine_grf[TOTAL_NUM_ENGINES];
void SetCustomEngineSprites(EngineID engine, byte cargo, const SpriteGroup *group)
{
@@ -194,19 +195,44 @@ void UnloadRotorOverrideSprites(void)
}
}
void SetEngineGRF(EngineID engine, uint32 grfid)
/**
* Tie a GRFFile entry to an engine, to allow us to retrieve GRF parameters
* etc during a game.
* @param engine Engine ID to tie the GRFFile to.
* @param file Pointer of GRFFile to tie.
*/
void SetEngineGRF(EngineID engine, const GRFFile *file)
{
assert(engine < TOTAL_NUM_ENGINES);
_engine_grf[engine] = grfid;
_engine_grf[engine] = file;
}
uint32 GetEngineGRFID(EngineID engine)
/**
* Retrieve the GRFFile tied to an engine
* @param engine Engine ID to retrieve.
* @return Pointer to GRFFile.
*/
const GRFFile *GetEngineGRF(EngineID engine)
{
assert(engine < TOTAL_NUM_ENGINES);
return _engine_grf[engine];
}
/**
* Retrieve the GRF ID of the GRFFile tied to an engine
* @param engine Engine ID to retrieve.
* @return 32 bit GRFID value.
*/
uint32 GetEngineGRFID(EngineID engine)
{
assert(engine < TOTAL_NUM_ENGINES);
return _engine_grf[engine]->grfid;
}
static int MapOldSubType(const Vehicle *v)
{
if (v->type != VEH_Train) return v->subtype;