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(svn r11651) -Codechange [FS#1555]: implement GRF parameter querying for industries and fix a 'bug' as side effect.

This commit is contained in:
rubidium 2007-12-16 23:10:30 +00:00
parent 85b52f6a64
commit 9ecda0a97a
2 changed files with 24 additions and 0 deletions
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12
src/newgrf_industries.cpp
View File

@ -36,6 +36,15 @@ IndustryType MapNewGRFIndustryType(IndustryType grf_type, uint32 grf_id)
return _industry_mngr.GetID(GB(grf_type, 0, 6), grf_id);
}
static uint32 GetGRFParameter(IndustryType ind_id, byte parameter)
{
const IndustrySpec *indspec = GetIndustrySpec(ind_id);
const GRFFile *file = indspec->grf_prop.grffile;
if (parameter >= file->param_end) return 0;
return file->param[parameter];
}
/**
* Finds the distance for the closest tile with water/land given a tile
* @param tile the tile to find the distance too
@ -269,6 +278,9 @@ uint32 IndustryGetVariable(const ResolverObject *object, byte variable, byte par
/* Get a variable from the persistent storage */
case 0x7C: return industry->psa.Get(parameter);
/* Read GRF parameter */
case 0x7F: return GetGRFParameter(industry->type, parameter);
/* Industry structure access*/
case 0x80: return industry->xy;
case 0x81: return GB(industry->xy, 8, 8);

12
src/newgrf_industrytiles.cpp
View File

@ -24,6 +24,15 @@
#include "sprite.h"
#include "transparency.h"
static uint32 GetGRFParameter(IndustryGfx indtile_id, byte parameter)
{
const IndustryTileSpec *indtspec = GetIndustryTileSpec(indtile_id);
const GRFFile *file = indtspec->grf_prop.grffile;
if (parameter >= file->param_end) return 0;
return file->param[parameter];
}
/**
* Based on newhouses equivalent, but adapted for newindustries
* @param parameter from callback. It's in fact a pair of coordinates
@ -101,6 +110,9 @@ static uint32 IndustryTileGetVariable(const ResolverObject *object, byte variabl
/* Get industry tile ID at offset */
case 0x62 : return GetIndustryIDAtOffset(GetNearbyTile(parameter, tile), inds);
/* Read GRF parameter */
case 0x7F: return GetGRFParameter(GetIndustryGfx(tile), parameter);
}
DEBUG(grf, 1, "Unhandled industry tile property 0x%X", variable);