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52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
#ifndef _ESM_LAND_H
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#define _ESM_LAND_H
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#include "esm_reader.hpp"
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namespace ESM {
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/*
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* Landscape data.
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*/
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struct Land
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{
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int flags; // Only first four bits seem to be used, don't know what
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// they mean.
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int X, Y; // Map coordinates.
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// File context. This allows the ESM reader to be 'reset' to this
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// location later when we are ready to load the full data set.
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ESM_Context context;
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bool hasData;
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void load(ESMReader &esm)
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{
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// Get the grid location
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esm.getSubNameIs("INTV");
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esm.getT(X);
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esm.getT(Y);
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esm.getHNT(flags, "DATA");
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// Store the file position
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context = esm.getContext();
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hasData = false;
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int cnt = 0;
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// Skip these here. Load the actual data when the cell is loaded.
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if(esm.isNextSub("VNML")) {esm.skipHSubSize(12675);cnt++;}
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if(esm.isNextSub("VHGT")) {esm.skipHSubSize(4232);cnt++;}
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if(esm.isNextSub("WNAM")) esm.skipHSubSize(81);
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if(esm.isNextSub("VCLR")) esm.skipHSubSize(12675);
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if(esm.isNextSub("VTEX")) {esm.skipHSubSize(512);cnt++;}
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// We need all three of VNML, VHGT and VTEX in order to use the
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// landscape.
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hasData = (cnt == 3);
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}
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};
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}
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#endif
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