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components/esm header refactoring in progress. Refactored:

Browse Source 
esm_reader.hpp
loadacti.hpp
loadalch.hpp
loadappa.hpp
loadarmo.hpp
loadbody.hpp
loadbook.hpp
loadbsgn.hpp
loadcell.hpp
loadclas.hpp
loadclot.hpp
loadland.hpp
Updated code style in defs.hpp
pull/21/head
Nikolay Kasyanov 14 years ago committed by Pieter van der Kloet
parent eaea48011d
commit 7168795ae6
26 changed files with 945 additions and 765 deletions
Show Stats Download Patch File Download Diff File

13
CMakeLists.txt
Unescape Escape View File

@ -131,6 +131,19 @@ set(ESM
${COMP_DIR}/esm/skill.cpp
${COMP_DIR}/esm/attr.cpp
${COMP_DIR}/esm/class.cpp
${COMP_DIR}/esm/esm_reader.cpp
${COMP_DIR}/esm/loadland.cpp
${COMP_DIR}/esm/loadacti.cpp
${COMP_DIR}/esm/loadalch.cpp
${COMP_DIR}/esm/loadappa.cpp
${COMP_DIR}/esm/loadarmo.cpp
${COMP_DIR}/esm/loadbody.cpp
${COMP_DIR}/esm/loadbook.cpp
${COMP_DIR}/esm/loadbsgn.cpp
${COMP_DIR}/esm/loadcell.cpp
${COMP_DIR}/esm/loadclas.cpp
${COMP_DIR}/esm/loadclot.cpp
)
source_group(components\\esm FILES ${ESM_HEADER} ${ESM})

87
components/esm/defs.hpp
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@ -3,13 +3,14 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
// Pixel color value. Standard four-byte rr,gg,bb,aa format.
typedef int32_t Color;
enum VarType
{
{
VT_Unknown,
VT_None,
VT_Short,
@ -18,79 +19,75 @@ enum VarType
VT_Float,
VT_String,
VT_Ignored
};
};
enum Specialization
{
SPC_Combat = 0,
SPC_Magic = 1,
SPC_Stealth = 2
};
{
SPC_Combat = 0, SPC_Magic = 1, SPC_Stealth = 2
};
enum RangeType
{
RT_Self = 0,
RT_Touch = 1,
RT_Target = 2
};
{
RT_Self = 0, RT_Touch = 1, RT_Target = 2
};
/** A list of references to spells and spell effects. This is shared
between the records BSGN, NPC and RACE.
*/
between the records BSGN, NPC and RACE.
*/
struct SpellList
{
std::vector<std::string> list;
std::vector<std::string> list;
void load(ESMReader &esm)
{
while(esm.isNextSub("NPCS"))
list.push_back(esm.getHString());
}
void load(ESMReader &esm)
{
while (esm.isNextSub("NPCS"))
list.push_back(esm.getHString());
}
};
/** Defines a spell effect. Shared between SPEL (Spells), ALCH
(Potions) and ENCH (Item enchantments) records
*/
(Potions) and ENCH (Item enchantments) records
*/
#pragma pack(push)
#pragma pack(1)
// Position and rotation
struct Position
{
float pos[3];
float rot[3];
float pos[3];
float rot[3];
};
struct ENAMstruct
{
// Magical effect, hard-coded ID
short effectID;
// Magical effect, hard-coded ID
short effectID;
// Which skills/attributes are affected (for restore/drain spells
// etc.)
signed char skill, attribute; // -1 if N/A
// Which skills/attributes are affected (for restore/drain spells
// etc.)
signed char skill, attribute; // -1 if N/A
// Other spell parameters
int range; // 0 - self, 1 - touch, 2 - target (RangeType enum)
int area, duration, magnMin, magnMax;
// Other spell parameters
int range; // 0 - self, 1 - touch, 2 - target (RangeType enum)
int area, duration, magnMin, magnMax;
// Struct size should be 24 bytes
// Struct size should be 24 bytes
};
#pragma pack(pop)
struct EffectList
{
std::vector<ENAMstruct> list;
void load(ESMReader &esm)
{
ENAMstruct s;
while(esm.isNextSub("ENAM"))
{
esm.getHT(s, 24);
list.push_back(s);
}
}
std::vector<ENAMstruct> list;
void load(ESMReader &esm)
{
ENAMstruct s;
while (esm.isNextSub("ENAM"))
{
esm.getHT(s, 24);
list.push_back(s);
}
}
};
}

345
components/esm/esm_reader.cpp
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@ -0,0 +1,345 @@
#include "esm_reader.hpp"
namespace ESM
{
ESM_Context ESMReader::getContext()
{
// Update the file position before returning
mCtx.filePos = mEsm->tell();
return mCtx;
}
void ESMReader::restoreContext(const ESM_Context &rc)
{
// Reopen the file if necessary
if (mCtx.filename != rc.filename)
openRaw(rc.filename);
// Copy the data
mCtx = rc;
// Make sure we seek to the right place
mEsm->seek(mCtx.filePos);
}
void ESMReader::close()
{
mEsm.reset();
mCtx.filename.clear();
mCtx.leftFile = 0;
mCtx.leftRec = 0;
mCtx.leftSub = 0;
mCtx.subCached = false;
mCtx.recName.val = 0;
mCtx.subName.val = 0;
}
void ESMReader::openRaw(Mangle::Stream::StreamPtr _esm, const std::string &name)
{
close();
mEsm = _esm;
mCtx.filename = name;
mCtx.leftFile = mEsm->size();
// Flag certain files for special treatment, based on the file
// name.
const char *cstr = mCtx.filename.c_str();
if (iends(cstr, "Morrowind.esm"))
mSpf = SF_Morrowind;
else if (iends(cstr, "Tribunal.esm"))
mSpf = SF_Tribunal;
else if (iends(cstr, "Bloodmoon.esm"))
mSpf = SF_Bloodmoon;
else
mSpf = SF_Other;
}
void ESMReader::open(Mangle::Stream::StreamPtr _esm, const std::string &name)
{
openRaw(_esm, name);
if (getRecName() != "TES3")
fail("Not a valid Morrowind file");
getRecHeader();
// Get the header
getHNT(mCtx.header, "HEDR", 300);
if (mCtx.header.version != VER_12 && mCtx.header.version != VER_13)
fail("Unsupported file format version");
while (isNextSub("MAST"))
{
MasterData m;
m.name = getHString();
m.size = getHNLong("DATA");
mMasters.push_back(m);
}
if (mCtx.header.type == FT_ESS)
{
// Savegame-related data
// Player position etc
getHNT(mSaveData, "GMDT", 124);
/* Image properties, five ints. Is always:
Red-mask: 0xff0000
Blue-mask: 0x00ff00
Green-mask: 0x0000ff
Alpha-mask: 0x000000
Bpp: 32
*/
getSubNameIs("SCRD");
skipHSubSize(20);
/* Savegame screenshot:
128x128 pixels * 4 bytes per pixel
*/
getSubNameIs("SCRS");
skipHSubSize(65536);
}
}
void ESMReader::open(const std::string &file)
{
using namespace Mangle::Stream;
open(StreamPtr(new FileStream(file)), file);
}
void ESMReader::openRaw(const std::string &file)
{
using namespace Mangle::Stream;
openRaw(StreamPtr(new FileStream(file)), file);
}
int64_t ESMReader::getHNLong(const char *name)
{
int64_t val;
getHNT(val, name);
return val;
}
std::string ESMReader::getHNOString(const char* name)
{
if (isNextSub(name))
return getHString();
return "";
}
std::string ESMReader::getHNString(const char* name)
{
getSubNameIs(name);
return getHString();
}
std::string ESMReader::getHString()
{
getSubHeader();
// Hack to make MultiMark.esp load. Zero-length strings do not
// occur in any of the official mods, but MultiMark makes use of
// them. For some reason, they break the rules, and contain a byte
// (value 0) even if the header says there is no data. If
// Morrowind accepts it, so should we.
if (mCtx.leftSub == 0)
{
// Skip the following zero byte
mCtx.leftRec--;
char c;
mEsm->read(&c, 1);
return "";
}
return getString(mCtx.leftSub);
}
void ESMReader::getHExact(void*p, int size)
{
getSubHeader();
if (size != static_cast<int> (mCtx.leftSub))
fail("getHExact() size mismatch");
getExact(p, size);
}
// Read the given number of bytes from a named subrecord
void ESMReader::getHNExact(void*p, int size, const char* name)
{
getSubNameIs(name);
getHExact(p, size);
}
// Get the next subrecord name and check if it matches the parameter
void ESMReader::getSubNameIs(const char* name)
{
getSubName();
if (mCtx.subName != name)
fail(
"Expected subrecord " + std::string(name) + " but got "
+ mCtx.subName.toString());
}
bool ESMReader::isNextSub(const char* name)
{
if (!mCtx.leftRec)
return false;
getSubName();
// If the name didn't match, then mark the it as 'cached' so it's
// available for the next call to getSubName.
mCtx.subCached = (mCtx.subName != name);
// If subCached is false, then subName == name.
return !mCtx.subCached;
}
// Read subrecord name. This gets called a LOT, so I've optimized it
// slightly.
void ESMReader::getSubName()
{
// If the name has already been read, do nothing
if (mCtx.subCached)
{
mCtx.subCached = false;
return;
}
// reading the subrecord data anyway.
mEsm->read(mCtx.subName.name, 4);
mCtx.leftRec -= 4;
}
bool ESMReader::isEmptyOrGetName()
{
if (mCtx.leftRec)
{
mEsm->read(mCtx.subName.name, 4);
mCtx.leftRec -= 4;
return false;
}
return true;
}
void ESMReader::skipHSub()
{
getSubHeader();
skip(mCtx.leftSub);
}
void ESMReader::skipHSubSize(int size)
{
skipHSub();
if (static_cast<int> (mCtx.leftSub) != size)
fail("skipHSubSize() mismatch");
}
void ESMReader::getSubHeader()
{
if (mCtx.leftRec < 4)
fail("End of record while reading sub-record header");
// Get subrecord size
getT(mCtx.leftSub);
// Adjust number of record bytes left
mCtx.leftRec -= mCtx.leftSub + 4;
}
void ESMReader::getSubHeaderIs(int size)
{
getSubHeader();
if (size != static_cast<int> (mCtx.leftSub))
fail("getSubHeaderIs(): Sub header mismatch");
}
NAME ESMReader::getRecName()
{
if (!hasMoreRecs())
fail("No more records, getRecName() failed");
getName(mCtx.recName);
mCtx.leftFile -= 4;
// Make sure we don't carry over any old cached subrecord
// names. This can happen in some cases when we skip parts of a
// record.
mCtx.subCached = false;
return mCtx.recName;
}
void ESMReader::skipRecord()
{
skip(mCtx.leftRec);
mCtx.leftRec = 0;
}
void ESMReader::skipHRecord()
{
if (!mCtx.leftFile)
return;
getRecHeader();
skipRecord();
}
void ESMReader::getRecHeader(uint32_t &flags)
{
// General error checking
if (mCtx.leftFile < 12)
fail("End of file while reading record header");
if (mCtx.leftRec)
fail("Previous record contains unread bytes");
getUint(mCtx.leftRec);
getUint(flags);// This header entry is always zero
getUint(flags);
mCtx.leftFile -= 12;
// Check that sizes add up
if (mCtx.leftFile < mCtx.leftRec)
fail("Record size is larger than rest of file");
// Adjust number of bytes mCtx.left in file
mCtx.leftFile -= mCtx.leftRec;
}
/*************************************************************************
*
* Lowest level data reading and misc methods
*
*************************************************************************/
void ESMReader::getExact(void*x, int size)
{
int t = mEsm->read(x, size);
if (t != size)
fail("Read error");
}
std::string ESMReader::getString(int size)
{
char *ptr = ToUTF8::getBuffer(size);
mEsm->read(ptr, size);
// Convert to UTF8 and return
return ToUTF8::getUtf8(ToUTF8::WINDOWS_1252);
}
void ESMReader::fail(const std::string &msg)
{
using namespace std;
stringstream ss;
ss << "ESM Error: " << msg;
ss << "\n File: " << mCtx.filename;
ss << "\n Record: " << mCtx.recName.toString();
ss << "\n Subrecord: " << mCtx.subName.toString();
if (mEsm != NULL)
ss << "\n Offset: 0x" << hex << mEsm->tell();
throw std::runtime_error(ss.str());
}
}

345
components/esm/esm_reader.hpp
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@ -171,122 +171,27 @@ public:
/** Save the current file position and information in a ESM_Context
struct
*/
ESM_Context getContext()
{
// Update the file position before returning
mCtx.filePos = mEsm->tell();
return mCtx;
}
ESM_Context getContext();
/** Restore a previously saved context */
void restoreContext(const ESM_Context &rc)
{
// Reopen the file if necessary
if(mCtx.filename != rc.filename)
openRaw(rc.filename);
// Copy the data
mCtx = rc;
// Make sure we seek to the right place
mEsm->seek(mCtx.filePos);
}
void restoreContext(const ESM_Context &rc);
/** Close the file, resets all information. After calling close()
the structure may be reused to load a new file.
*/
void close()
{
mEsm.reset();
mCtx.filename.clear();
mCtx.leftFile = 0;
mCtx.leftRec = 0;
mCtx.leftSub = 0;
mCtx.subCached = false;
mCtx.recName.val = 0;
mCtx.subName.val = 0;
}
void close();
/// Raw opening. Opens the file and sets everything up but doesn't
/// parse the header.
void openRaw(Mangle::Stream::StreamPtr _esm, const std::string &name)
{
close();
mEsm = _esm;
mCtx.filename = name;
mCtx.leftFile = mEsm->size();
// Flag certain files for special treatment, based on the file
// name.
const char *cstr = mCtx.filename.c_str();
if(iends(cstr, "Morrowind.esm")) mSpf = SF_Morrowind;
else if(iends(cstr, "Tribunal.esm")) mSpf = SF_Tribunal;
else if(iends(cstr, "Bloodmoon.esm")) mSpf = SF_Bloodmoon;
else mSpf = SF_Other;
}
void openRaw(Mangle::Stream::StreamPtr _esm, const std::string &name);
/// Load ES file from a new stream, parses the header. Closes the
/// currently open file first, if any.
void open(Mangle::Stream::StreamPtr _esm, const std::string &name)
{
openRaw(_esm, name);
if(getRecName() != "TES3")
fail("Not a valid Morrowind file");
getRecHeader();
// Get the header
getHNT(mCtx.header, "HEDR", 300);
if(mCtx.header.version != VER_12 &&
mCtx.header.version != VER_13)
fail("Unsupported file format version");
while(isNextSub("MAST"))
{
MasterData m;
m.name = getHString();
m.size = getHNLong("DATA");
mMasters.push_back(m);
}
if(mCtx.header.type == FT_ESS)
{
// Savegame-related data
// Player position etc
getHNT(mSaveData, "GMDT", 124);
/* Image properties, five ints. Is always:
Red-mask: 0xff0000
Blue-mask: 0x00ff00
Green-mask: 0x0000ff
Alpha-mask: 0x000000
Bpp: 32
*/
getSubNameIs("SCRD");
skipHSubSize(20);
/* Savegame screenshot:
128x128 pixels * 4 bytes per pixel
*/
getSubNameIs("SCRS");
skipHSubSize(65536);
}
}
void open(Mangle::Stream::StreamPtr _esm, const std::string &name);
void open(const std::string &file)
{
using namespace Mangle::Stream;
open(StreamPtr(new FileStream(file)), file);
}
void open(const std::string &file);
void openRaw(const std::string &file)
{
using namespace Mangle::Stream;
openRaw(StreamPtr(new FileStream(file)), file);
}
void openRaw(const std::string &file);
/*************************************************************************
*
@ -306,8 +211,8 @@ public:
template <typename X>
void getHNOT(X &x, const char* name)
{
if(isNextSub(name))
getHT(x);
if(isNextSub(name))
getHT(x);
}
// Version with extra size checking, to make sure the compiler
@ -315,26 +220,21 @@ public:
template <typename X>
void getHNT(X &x, const char* name, int size)
{
assert(sizeof(X) == size);
getSubNameIs(name);
getHT(x);
assert(sizeof(X) == size);
getSubNameIs(name);
getHT(x);
}
int64_t getHNLong(const char *name)
{
int64_t val;
getHNT(val, name);
return val;
}
int64_t getHNLong(const char *name);
// Get data of a given type/size, including subrecord header
template <typename X>
void getHT(X &x)
{
getSubHeader();
if(mCtx.leftSub != sizeof(X))
fail("getHT(): subrecord size mismatch");
getT(x);
getSubHeader();
if (mCtx.leftSub != sizeof(X))
fail("getHT(): subrecord size mismatch");
getT(x);
}
// Version with extra size checking, to make sure the compiler
@ -342,62 +242,24 @@ public:
template <typename X>
void getHT(X &x, int size)
{
assert(sizeof(X) == size);
getHT(x);
assert(sizeof(X) == size);
getHT(x);
}
// Read a string by the given name if it is the next record.
std::string getHNOString(const char* name)
{
if(isNextSub(name))
return getHString();
return "";
}
std::string getHNOString(const char* name);
// Read a string with the given sub-record name
std::string getHNString(const char* name)
{
getSubNameIs(name);
return getHString();
}
std::string getHNString(const char* name);
// Read a string, including the sub-record header (but not the name)
std::string getHString()
{
getSubHeader();
// Hack to make MultiMark.esp load. Zero-length strings do not
// occur in any of the official mods, but MultiMark makes use of
// them. For some reason, they break the rules, and contain a byte
// (value 0) even if the header says there is no data. If
// Morrowind accepts it, so should we.
if(mCtx.leftSub == 0)
{
// Skip the following zero byte
mCtx.leftRec--;
char c;
mEsm->read(&c,1);
return "";
}
return getString(mCtx.leftSub);
}
std::string getHString();
// Read the given number of bytes from a subrecord
void getHExact(void*p, int size)
{
getSubHeader();
if(size !=static_cast<int> (mCtx.leftSub))
fail("getHExact() size mismatch");
getExact(p,size);
}
void getHExact(void*p, int size);
// Read the given number of bytes from a named subrecord
void getHNExact(void*p, int size, const char* name)
{
getSubNameIs(name);
getHExact(p,size);
}
void getHNExact(void*p, int size, const char* name);
/*************************************************************************
*
@ -406,100 +268,37 @@ public:
*************************************************************************/
// Get the next subrecord name and check if it matches the parameter
void getSubNameIs(const char* name)
{
getSubName();
if(mCtx.subName != name)
fail("Expected subrecord " + std::string(name) + " but got " + mCtx.subName.toString());
}
void getSubNameIs(const char* name);
/** Checks if the next sub record name matches the parameter. If it
does, it is read into 'subName' just as if getSubName() was
called. If not, the read name will still be available for future
calls to getSubName(), isNextSub() and getSubNameIs().
*/
bool isNextSub(const char* name)
{
if(!mCtx.leftRec) return false;
getSubName();
// If the name didn't match, then mark the it as 'cached' so it's
// available for the next call to getSubName.
mCtx.subCached = (mCtx.subName != name);
// If subCached is false, then subName == name.
return !mCtx.subCached;
}
bool isNextSub(const char* name);
// Read subrecord name. This gets called a LOT, so I've optimized it
// slightly.
void getSubName()
{
// If the name has already been read, do nothing
if(mCtx.subCached)
{
mCtx.subCached = false;
return;
}
// Don't bother with error checking, we will catch an EOF upon
// reading the subrecord data anyway.
mEsm->read(mCtx.subName.name, 4);
mCtx.leftRec -= 4;
}
void getSubName();
// This is specially optimized for LoadINFO.
bool isEmptyOrGetName()
{
if(mCtx.leftRec)
{
mEsm->read(mCtx.subName.name, 4);
mCtx.leftRec -= 4;
return false;
}
return true;
}
bool isEmptyOrGetName();
// Skip current sub record, including header (but not including
// name.)
void skipHSub()
{
getSubHeader();
skip(mCtx.leftSub);
}
void skipHSub();
// Skip sub record and check its size
void skipHSubSize(int size)
{
skipHSub();
if(static_cast<int> (mCtx.leftSub) != size)
fail("skipHSubSize() mismatch");
}
void skipHSubSize(int size);
/* Sub-record header. This updates leftRec beyond the current
sub-record as well. leftSub contains size of current sub-record.
*/
void getSubHeader()
{
if(mCtx.leftRec < 4)
fail("End of record while reading sub-record header");
// Get subrecord size
getT(mCtx.leftSub);
// Adjust number of record bytes left
mCtx.leftRec -= mCtx.leftSub + 4;
}
void getSubHeader();
/** Get sub header and check the size
*/
void getSubHeaderIs(int size)
{
getSubHeader();
if(size != static_cast<int> (mCtx.leftSub))
fail("getSubHeaderIs(): Sub header mismatch");
}
void getSubHeaderIs(int size);
/*************************************************************************
*
@ -508,62 +307,21 @@ public:
*************************************************************************/
// Get the next record name
NAME getRecName()
{
if(!hasMoreRecs())
fail("No more records, getRecName() failed");
getName(mCtx.recName);
mCtx.leftFile -= 4;
// Make sure we don't carry over any old cached subrecord
// names. This can happen in some cases when we skip parts of a
// record.
mCtx.subCached = false;
return mCtx.recName;
}
NAME getRecName();
// Skip the rest of this record. Assumes the name and header have
// already been read
void skipRecord()
{
skip(mCtx.leftRec);
mCtx.leftRec = 0;
}
void skipRecord();
// Skip an entire record, including the header (but not the name)
void skipHRecord()
{
if(!mCtx.leftFile) return;
getRecHeader();
skipRecord();
}
void skipHRecord();
/* Read record header. This updatesleftFile BEYOND the data that
follows the header, ie beyond the entire record. You should use
leftRec to orient yourself inside the record itself.
*/
void getRecHeader() { uint32_t u; getRecHeader(u); }
void getRecHeader(uint32_t &flags)
{
// General error checking
if(mCtx.leftFile < 12)
fail("End of file while reading record header");
if(mCtx.leftRec)
fail("Previous record contains unread bytes");
getUint(mCtx.leftRec);
getUint(flags);// This header entry is always zero
getUint(flags);
mCtx.leftFile -= 12;
// Check that sizes add up
if(mCtx.leftFile < mCtx.leftRec)
fail("Record size is larger than rest of file");
// Adjust number of bytes mCtx.left in file
mCtx.leftFile -= mCtx.leftRec;
}
void getRecHeader(uint32_t &flags);
bool hasMoreRecs() { return mCtx.leftFile > 0; }
bool hasMoreSubs() { return mCtx.leftRec > 0; }
@ -578,44 +336,19 @@ public:
template <typename X>
void getT(X &x) { getExact(&x, sizeof(X)); }
void getExact(void*x, int size)
{
int t = mEsm->read(x, size);
if(t != size)
fail("Read error");
}
void getExact(void*x, int size);
void getName(NAME &name) { getT(name); }
void getUint(uint32_t &u) { getT(u); }
// Read the next 'size' bytes and return them as a string. Converts
// them from native encoding to UTF8 in the process.
std::string getString(int size)
{
char *ptr = ToUTF8::getBuffer(size);
mEsm->read(ptr,size);
// Convert to UTF8 and return
return ToUTF8::getUtf8(ToUTF8::WINDOWS_1252);
}
std::string getString(int size);
void skip(int bytes) { mEsm->seek(mEsm->tell()+bytes); }
uint64_t getOffset() { return mEsm->tell(); }
/// Used for error handling
void fail(const std::string &msg)
{
using namespace std;
stringstream ss;
ss << "ESM Error: " << msg;
ss << "\n File: " << mCtx.filename;
ss << "\n Record: " << mCtx.recName.toString();
ss << "\n Subrecord: " << mCtx.subName.toString();
if(mEsm != NULL)
ss << "\n Offset: 0x" << hex << mEsm->tell();
throw std::runtime_error(ss.str());
}
void fail(const std::string &msg);
private:
Mangle::Stream::StreamPtr mEsm;

11
components/esm/loadacti.cpp
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@ -0,0 +1,11 @@
#include "loadacti.hpp"
namespace ESM
{
void Activator::load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
script = esm.getHNOString("SCRI");
}
}

12
components/esm/loadacti.hpp
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@ -3,18 +3,14 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
struct Activator
{
std::string name, script, model;
std::string name, script, model;
void load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
script = esm.getHNOString("SCRI");
}
void load(ESMReader &esm);
};
}
#endif

14
components/esm/loadalch.cpp
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@ -0,0 +1,14 @@
#include "loadalch.hpp"
namespace ESM
{
void Potion::load(ESMReader &esm)
{
model = esm.getHNString("MODL");
icon = esm.getHNOString("TEXT"); // not ITEX here for some reason
script = esm.getHNOString("SCRI");
name = esm.getHNOString("FNAM");
esm.getHNT(data, "ALDT", 12);
effects.load(esm);
}
}

31
components/esm/loadalch.hpp
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@ -4,7 +4,8 @@
#include "esm_reader.hpp"
#include "defs.hpp"
namespace ESM {
namespace ESM
{
/*
* Alchemy item (potions)
@ -12,26 +13,18 @@ namespace ESM {
struct Potion
{
struct ALDTstruct
{
float weight;
int value;
int autoCalc;
};
ALDTstruct data;
struct ALDTstruct
{
float weight;
int value;
int autoCalc;
};
ALDTstruct data;
std::string name, model, icon, script;
EffectList effects;
std::string name, model, icon, script;
EffectList effects;
void load(ESMReader &esm)
{
model = esm.getHNString("MODL");
icon = esm.getHNOString("TEXT"); // not ITEX here for some reason
script = esm.getHNOString("SCRI");
name = esm.getHNOString("FNAM");
esm.getHNT(data, "ALDT", 12);
effects.load(esm);
}
void load(ESMReader &esm);
};
}
#endif

13
components/esm/loadappa.cpp
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@ -0,0 +1,13 @@
#include "loadappa.hpp"
namespace ESM
{
void Apparatus::load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
esm.getHNT(data, "AADT", 16);
script = esm.getHNOString("SCRI");
icon = esm.getHNString("ITEX");
}
}

37
components/esm/loadappa.hpp
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@ -3,7 +3,8 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
/*
* Alchemist apparatus
@ -11,33 +12,23 @@ namespace ESM {
struct Apparatus
{
enum AppaType
enum AppaType
{
MortarPestle = 0,
Albemic = 1,
Calcinator = 2,
Retort = 3
MortarPestle = 0, Albemic = 1, Calcinator = 2, Retort = 3
};
struct AADTstruct
{
int type;
float quality;
float weight;
int value;
};
struct AADTstruct
{
int type;
float quality;
float weight;
int value;
};
AADTstruct data;
std::string model, icon, script, name;
AADTstruct data;
std::string model, icon, script, name;
void load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
esm.getHNT(data, "AADT", 16);
script = esm.getHNOString("SCRI");
icon = esm.getHNString("ITEX");
}
void load(ESMReader &esm);
};
}
#endif

28
components/esm/loadarmo.cpp
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@ -0,0 +1,28 @@
#include "loadarmo.hpp"
namespace ESM
{
void PartReferenceList::load(ESMReader &esm)
{
while (esm.isNextSub("INDX"))
{
PartReference pr;
esm.getHT(pr.part); // The INDX byte
pr.male = esm.getHNOString("BNAM");
pr.female = esm.getHNOString("CNAM");
}
}
void Armor::load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
script = esm.getHNOString("SCRI");
esm.getHNT(data, "AODT", 24);
icon = esm.getHNOString("ITEX");
parts.load(esm);
enchant = esm.getHNOString("ENAM");
}
}

135
components/esm/loadarmo.hpp
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@ -3,102 +3,85 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
enum PartReferenceType
{
PRT_Head = 0,
PRT_Hair = 1,
PRT_Neck = 2,
PRT_Cuirass = 3,
PRT_Groin = 4,
PRT_Skirt = 5,
PRT_RHand = 6,
PRT_LHand = 7,
PRT_RWrist = 8,
PRT_LWrist = 9,
PRT_Shield = 10,
PRT_RForearm = 11,
PRT_LForearm = 12,
PRT_RUpperarm = 13,
PRT_LUpperarm = 14,
PRT_RFoot = 15,
PRT_LFoot = 16,
PRT_RAnkle = 17,
PRT_LAnkle = 18,
PRT_RKnee = 19,
PRT_LKnee = 20,
PRT_RLeg = 21,
PRT_LLeg = 22,
PRT_RPauldron = 23,
PRT_LPauldron = 24,
PRT_Weapon = 25,
PRT_Tail = 26
};
{
PRT_Head = 0,
PRT_Hair = 1,
PRT_Neck = 2,
PRT_Cuirass = 3,
PRT_Groin = 4,
PRT_Skirt = 5,
PRT_RHand = 6,
PRT_LHand = 7,
PRT_RWrist = 8,
PRT_LWrist = 9,
PRT_Shield = 10,
PRT_RForearm = 11,
PRT_LForearm = 12,
PRT_RUpperarm = 13,
PRT_LUpperarm = 14,
PRT_RFoot = 15,
PRT_LFoot = 16,
PRT_RAnkle = 17,
PRT_LAnkle = 18,
PRT_RKnee = 19,
PRT_LKnee = 20,
PRT_RLeg = 21,
PRT_LLeg = 22,
PRT_RPauldron = 23,
PRT_LPauldron = 24,
PRT_Weapon = 25,
PRT_Tail = 26
};
// Reference to body parts
struct PartReference
{
char part;
std::string male, female;
char part;
std::string male, female;
};
// A list of references to body parts
struct PartReferenceList
{
std::vector<PartReference> parts;
std::vector<PartReference> parts;
void load(ESMReader &esm)
{
while(esm.isNextSub("INDX"))
{
PartReference pr;
esm.getHT(pr.part); // The INDX byte
pr.male = esm.getHNOString("BNAM");
pr.female = esm.getHNOString("CNAM");
}
}
void load(ESMReader &esm);
};
struct Armor
{
enum Type
{
Helmet = 0,
Cuirass = 1,
LPauldron = 2,
RPauldron = 3,
Greaves = 4,
Boots = 5,
LGauntlet = 6,
RGauntlet = 7,
Shield = 8,
LBracer = 9,
RBracer = 10
};
enum Type
{
Helmet = 0,
Cuirass = 1,
LPauldron = 2,
RPauldron = 3,
Greaves = 4,
Boots = 5,
LGauntlet = 6,
RGauntlet = 7,
Shield = 8,
LBracer = 9,
RBracer = 10
};
struct AODTstruct
{
int type;
float weight;
int value, health, enchant, armor;
};
struct AODTstruct
{
int type;
float weight;
int value, health, enchant, armor;
};
AODTstruct data;
PartReferenceList parts;
AODTstruct data;
PartReferenceList parts;
std::string name, model, icon, script, enchant;
std::string name, model, icon, script, enchant;
void load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
script = esm.getHNOString("SCRI");
esm.getHNT(data, "AODT", 24);
icon = esm.getHNOString("ITEX");
parts.load(esm);
enchant = esm.getHNOString("ENAM");
}
void load(ESMReader &esm);
};
}
#endif

13
components/esm/loadbody.cpp
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@ -0,0 +1,13 @@
#include "loadbody.hpp"
namespace ESM
{
void BodyPart::load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
esm.getHNT(data, "BYDT", 4);
}
}

75
components/esm/loadbody.hpp
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@ -3,59 +3,52 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
struct BodyPart
{
enum MeshPart
enum MeshPart
{
MP_Head = 0,
MP_Hair = 1,
MP_Neck = 2,
MP_Chest = 3,
MP_Groin = 4,
MP_Hand = 5,
MP_Wrist = 6,
MP_Forearm = 7,
MP_Upperarm = 8,
MP_Foot = 9,
MP_Ankle = 10,
MP_Knee = 11,
MP_Upperleg = 12,
MP_Clavicle = 13,
MP_Tail = 14
MP_Head = 0,
MP_Hair = 1,
MP_Neck = 2,
MP_Chest = 3,
MP_Groin = 4,
MP_Hand = 5,
MP_Wrist = 6,
MP_Forearm = 7,
MP_Upperarm = 8,
MP_Foot = 9,
MP_Ankle = 10,
MP_Knee = 11,
MP_Upperleg = 12,
MP_Clavicle = 13,
MP_Tail = 14
};
enum Flags
enum Flags
{
BPF_Female = 1,
BPF_Playable = 2
BPF_Female = 1, BPF_Playable = 2
};
enum MeshType
enum MeshType
{
MT_Skin = 0,
MT_Clothing = 1,
MT_Armor = 2
MT_Skin = 0, MT_Clothing = 1, MT_Armor = 2
};
struct BYDTstruct
{
char part;
char vampire;
char flags;
char type;
};
BYDTstruct data;
std::string model, name;
void load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNString("FNAM");
esm.getHNT(data, "BYDT", 4);
}
struct BYDTstruct
{
char part;
char vampire;
char flags;
char type;
};
BYDTstruct data;
std::string model, name;
void load(ESMReader &esm);
};
}
#endif

17
components/esm/loadbook.cpp
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@ -0,0 +1,17 @@
#include "loadbook.hpp"
namespace ESM
{
void Book::load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNOString("FNAM");
esm.getHNT(data, "BKDT", 20);
script = esm.getHNOString("SCRI");
icon = esm.getHNOString("ITEX");
text = esm.getHNOString("TEXT");
enchant = esm.getHNOString("ENAM");
}
}

28
components/esm/loadbook.hpp
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@ -3,7 +3,8 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
/*
* Books, magic scrolls, notes and so on
@ -11,25 +12,16 @@ namespace ESM {
struct Book
{
struct BKDTstruct
{
float weight;
int value, isScroll, skillID, enchant;
};
struct BKDTstruct
{
float weight;
int value, isScroll, skillID, enchant;
};
BKDTstruct data;
std::string name, model, icon, script, enchant, text;
BKDTstruct data;
std::string name, model, icon, script, enchant, text;
void load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNOString("FNAM");
esm.getHNT(data, "BKDT", 20);
script = esm.getHNOString("SCRI");
icon = esm.getHNOString("ITEX");
text = esm.getHNOString("TEXT");
enchant = esm.getHNOString("ENAM");
}
void load(ESMReader &esm);
};
}
#endif

15
components/esm/loadbsgn.cpp
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@ -0,0 +1,15 @@
#include "loadbsgn.hpp"
namespace ESM
{
void BirthSign::load(ESMReader &esm)
{
name = esm.getHNString("FNAM");
texture = esm.getHNOString("TNAM");
description = esm.getHNOString("DESC");
powers.load(esm);
}
}

18
components/esm/loadbsgn.hpp
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@ -4,23 +4,17 @@
#include "defs.hpp"
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
struct BirthSign
{
std::string name, description, texture;
// List of powers and abilities that come with this birth sign.
SpellList powers;
std::string name, description, texture;
void load(ESMReader &esm)
{
name = esm.getHNString("FNAM");
texture = esm.getHNOString("TNAM");
description = esm.getHNOString("DESC");
// List of powers and abilities that come with this birth sign.
SpellList powers;
powers.load(esm);
};
void load(ESMReader &esm);
};
}
#endif

113
components/esm/loadcell.cpp
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@ -0,0 +1,113 @@
#include "loadcell.hpp"
namespace ESM
{
void Cell::load(ESMReader &esm)
{
// Ignore this for now, it might mean we should delete the entire
// cell?
if (esm.isNextSub("DELE"))
esm.skipHSub();
esm.getHNT(data, "DATA", 12);
// Water level
water = 0;
if (data.flags & Interior)
{
// Interior cells
if (esm.isNextSub("INTV") || esm.isNextSub("WHGT"))
esm.getHT(water);
// Quasi-exterior cells have a region (which determines the
// weather), pure interior cells have ambient lighting
// instead.
if (data.flags & QuasiEx)
region = esm.getHNOString("RGNN");
else
esm.getHNT(ambi, "AMBI", 16);
}
else
{
// Exterior cells
region = esm.getHNOString("RGNN");
esm.getHNOT(mapColor, "NAM5");
}
// Save position of the cell references and move on
context = esm.getContext();
esm.skipRecord();
}
void Cell::restore(ESMReader &esm) const
{
esm.restoreContext(context);
}
bool Cell::getNextRef(ESMReader &esm, CellRef &ref)
{
if (!esm.hasMoreSubs())
return false;
// Number of references in the cell? Maximum once in each cell,
// but not always at the beginning, and not always right. In other
// words, completely useless.
{
int i;
esm.getHNOT(i, "NAM0");
}
esm.getHNT(ref.refnum, "FRMR");
ref.refID = esm.getHNString("NAME");
// getHNOT will not change the existing value if the subrecord is
// missing
ref.scale = 1.0;
esm.getHNOT(ref.scale, "XSCL");
ref.owner = esm.getHNOString("ANAM");
ref.glob = esm.getHNOString("BNAM");
ref.soul = esm.getHNOString("XSOL");
ref.faction = esm.getHNOString("CNAM");
ref.factIndex = -1;
esm.getHNOT(ref.factIndex, "INDX");
ref.charge = -1.0;
esm.getHNOT(ref.charge, "XCHG");
ref.intv = 0;
ref.nam9 = 0;
esm.getHNOT(ref.intv, "INTV");
esm.getHNOT(ref.nam9, "NAM9");
// Present for doors that teleport you to another cell.
if (esm.isNextSub("DODT"))
{
ref.teleport = true;
esm.getHT(ref.doorDest);
ref.destCell = esm.getHNOString("DNAM");
}
else
ref.teleport = false;
// Integer, despite the name suggesting otherwise
ref.lockLevel = 0;
esm.getHNOT(ref.lockLevel, "FLTV");
ref.key = esm.getHNOString("KNAM");
ref.trap = esm.getHNOString("TNAM");
ref.unam = 0;
ref.fltv = 0;
esm.getHNOT(ref.unam, "UNAM");
esm.getHNOT(ref.fltv, "FLTV");
esm.getHNT(ref.pos, "DATA", 24);
return true;
}
}

102
components/esm/loadcell.hpp
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@ -117,51 +117,14 @@ struct Cell
int water; // Water level
int mapColor;
void load(ESMReader &esm)
{
// Ignore this for now, it might mean we should delete the entire
// cell?
if(esm.isNextSub("DELE")) esm.skipHSub();
esm.getHNT(data, "DATA", 12);
// Water level
water = 0;
if(data.flags & Interior)
{
// Interior cells
if(esm.isNextSub("INTV") || esm.isNextSub("WHGT"))
esm.getHT(water);
// Quasi-exterior cells have a region (which determines the
// weather), pure interior cells have ambient lighting
// instead.
if(data.flags & QuasiEx)
region = esm.getHNOString("RGNN");
else
esm.getHNT(ambi, "AMBI", 16);
}
else
{
// Exterior cells
region = esm.getHNOString("RGNN");
esm.getHNOT(mapColor, "NAM5");
}
// Save position of the cell references and move on
context = esm.getContext();
esm.skipRecord();
}
void load(ESMReader &esm);
// Restore the given reader to the stored position. Will try to open
// the file matching the stored file name. If you want to read from
// somewhere other than the file system, you need to pre-open the
// ESMReader, and the filename must match the stored filename
// exactly.
void restore(ESMReader &esm) const
{ esm.restoreContext(context); }
void restore(ESMReader &esm) const;
/* Get the next reference in this cell, if any. Returns false when
there are no more references in the cell.
@ -169,66 +132,7 @@ struct Cell
All fields of the CellRef struct are overwritten. You can safely
reuse one memory location without blanking it between calls.
*/
static bool getNextRef(ESMReader &esm, CellRef &ref)
{
if(!esm.hasMoreSubs()) return false;
// Number of references in the cell? Maximum once in each cell,
// but not always at the beginning, and not always right. In other
// words, completely useless.
{
int i;
esm.getHNOT(i, "NAM0");
}
esm.getHNT(ref.refnum, "FRMR");
ref.refID = esm.getHNString("NAME");
// getHNOT will not change the existing value if the subrecord is
// missing
ref.scale = 1.0;
esm.getHNOT(ref.scale, "XSCL");
ref.owner = esm.getHNOString("ANAM");
ref.glob = esm.getHNOString("BNAM");
ref.soul = esm.getHNOString("XSOL");
ref.faction = esm.getHNOString("CNAM");
ref.factIndex = -1;
esm.getHNOT(ref.factIndex, "INDX");
ref.charge = -1.0;
esm.getHNOT(ref.charge, "XCHG");
ref.intv = 0;
ref.nam9 = 0;
esm.getHNOT(ref.intv, "INTV");
esm.getHNOT(ref.nam9, "NAM9");
// Present for doors that teleport you to another cell.
if(esm.isNextSub("DODT"))
{
ref.teleport = true;
esm.getHT(ref.doorDest);
ref.destCell = esm.getHNOString("DNAM");
}
else ref.teleport = false;
// Integer, despite the name suggesting otherwise
ref.lockLevel = 0;
esm.getHNOT(ref.lockLevel, "FLTV");
ref.key = esm.getHNOString("KNAM");
ref.trap = esm.getHNOString("TNAM");
ref.unam = 0;
ref.fltv = 0;
esm.getHNOT(ref.unam, "UNAM");
esm.getHNOT(ref.fltv, "FLTV");
esm.getHNT(ref.pos, "DATA", 24);
return true;
}
static bool getNextRef(ESMReader &esm, CellRef &ref);
};
}
#endif

17
components/esm/loadclas.cpp
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@ -0,0 +1,17 @@
#include "loadclas.hpp"
namespace ESM
{
void Class::load(ESMReader &esm)
{
name = esm.getHNString("FNAM");
esm.getHNT(data, "CLDT", 60);
if (data.isPlayable > 1)
esm.fail("Unknown bool value");
description = esm.getHNOString("DESC");
}
}

84
components/esm/loadclas.hpp
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@ -3,7 +3,8 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
/*
* Character class definitions
@ -13,62 +14,51 @@ namespace ESM {
// class
struct Class
{
enum AutoCalc
enum AutoCalc
{
Weapon = 0x00001,
Armor = 0x00002,
Clothing = 0x00004,
Books = 0x00008,
Ingredient = 0x00010,
Lockpick = 0x00020,
Probe = 0x00040,
Lights = 0x00080,
Apparatus = 0x00100,
Repair = 0x00200,
Misc = 0x00400,
Spells = 0x00800,
MagicItems = 0x01000,
Potions = 0x02000,
Training = 0x04000,
Spellmaking = 0x08000,
Enchanting = 0x10000,
RepairItem = 0x20000
Weapon = 0x00001,
Armor = 0x00002,
Clothing = 0x00004,
Books = 0x00008,
Ingredient = 0x00010,
Lockpick = 0x00020,
Probe = 0x00040,
Lights = 0x00080,
Apparatus = 0x00100,
Repair = 0x00200,
Misc = 0x00400,
Spells = 0x00800,
MagicItems = 0x01000,
Potions = 0x02000,
Training = 0x04000,
Spellmaking = 0x08000,
Enchanting = 0x10000,
RepairItem = 0x20000
};
enum Specialization
enum Specialization
{
Combat = 0,
Magic = 1,
Stealth = 2
Combat = 0, Magic = 1, Stealth = 2
};
static const Specialization specializationIds[3];
static const char *gmstSpecializationIds[3];
struct CLDTstruct
{
int attribute[2]; // Attributes that get class bonus
int specialization; // 0 = Combat, 1 = Magic, 2 = Stealth
int skills[5][2]; // Minor and major skills.
int isPlayable; // 0x0001 - Playable class
// I have no idea how to autocalculate these items...
int calc;
}; // 60 bytes
static const Specialization specializationIds[3];
static const char *gmstSpecializationIds[3];
std::string name, description;
CLDTstruct data;
void load(ESMReader &esm)
struct CLDTstruct
{
name = esm.getHNString("FNAM");
esm.getHNT(data, "CLDT", 60);
int attribute[2]; // Attributes that get class bonus
int specialization; // 0 = Combat, 1 = Magic, 2 = Stealth
int skills[5][2]; // Minor and major skills.
int isPlayable; // 0x0001 - Playable class
// I have no idea how to autocalculate these items...
int calc;
}; // 60 bytes
if(data.isPlayable > 1)
esm.fail("Unknown bool value");
std::string name, description;
CLDTstruct data;
description = esm.getHNOString("DESC");
}
void load(ESMReader &esm);
};
}
#endif

20
components/esm/loadclot.cpp
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@ -0,0 +1,20 @@
#include "loadclot.hpp"
namespace ESM
{
void Clothing::load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNOString("FNAM");
esm.getHNT(data, "CTDT", 12);
script = esm.getHNOString("SCRI");
icon = esm.getHNOString("ITEX");
parts.load(esm);
enchant = esm.getHNOString("ENAM");
}
}

59
components/esm/loadclot.hpp
Unescape Escape View File

@ -4,7 +4,8 @@
#include "esm_reader.hpp"
#include "loadarmo.hpp"
namespace ESM {
namespace ESM
{
/*
* Clothing
@ -12,46 +13,34 @@ namespace ESM {
struct Clothing
{
enum Type
enum Type
{
Pants = 0,
Shoes = 1,
Shirt = 2,
Belt = 3,
Robe = 4,
RGlove = 5,
LGlove = 6,
Skirt = 7,
Ring = 8,
Amulet = 9
Pants = 0,
Shoes = 1,
Shirt = 2,
Belt = 3,
Robe = 4,
RGlove = 5,
LGlove = 6,
Skirt = 7,
Ring = 8,
Amulet = 9
};
struct CTDTstruct
{
int type;
float weight;
short value;
short enchant;
};
CTDTstruct data;
PartReferenceList parts;
std::string name, model, icon, enchant, script;
void load(ESMReader &esm)
{
model = esm.getHNString("MODL");
name = esm.getHNOString("FNAM");
esm.getHNT(data, "CTDT", 12);
struct CTDTstruct
{
int type;
float weight;
short value;
short enchant;
};
CTDTstruct data;
script = esm.getHNOString("SCRI");
icon = esm.getHNOString("ITEX");
PartReferenceList parts;
parts.load(esm);
std::string name, model, icon, enchant, script;
enchant = esm.getHNOString("ENAM");
}
void load(ESMReader &esm);
};
}
#endif

32
components/esm/loadland.cpp
Unescape Escape View File

@ -0,0 +1,32 @@
#include "loadland.hpp"
namespace ESM
{
void Land::load(ESMReader &esm)
{
// Get the grid location
esm.getSubNameIs("INTV");
esm.getSubHeaderIs(8);
esm.getT<int>(X);
esm.getT<int>(Y);
esm.getHNT(flags, "DATA");
// Store the file position
context = esm.getContext();
hasData = false;
int cnt = 0;
// Skip these here. Load the actual data when the cell is loaded.
if(esm.isNextSub("VNML")) {esm.skipHSubSize(12675);cnt++;}
if(esm.isNextSub("VHGT")) {esm.skipHSubSize(4232);cnt++;}
if(esm.isNextSub("WNAM")) esm.skipHSubSize(81);
if(esm.isNextSub("VCLR")) esm.skipHSubSize(12675);
if(esm.isNextSub("VTEX")) {esm.skipHSubSize(512);cnt++;}
// We need all three of VNML, VHGT and VTEX in order to use the
// landscape.
hasData = (cnt == 3);
}
}

46
components/esm/loadland.hpp
Unescape Escape View File

@ -3,51 +3,25 @@
#include "esm_reader.hpp"
namespace ESM {
namespace ESM
{
/*
* Landscape data.
*/
struct Land
{
int flags; // Only first four bits seem to be used, don't know what
// they mean.
int X, Y; // Map coordinates.
// File context. This allows the ESM reader to be 'reset' to this
// location later when we are ready to load the full data set.
ESM_Context context;
bool hasData;
void load(ESMReader &esm)
{
// Get the grid location
esm.getSubNameIs("INTV");
esm.getSubHeaderIs(8);
esm.getT<int>(X);
esm.getT<int>(Y);
esm.getHNT(flags, "DATA");
// Store the file position
context = esm.getContext();
int flags; // Only first four bits seem to be used, don't know what
// they mean.
int X, Y; // Map coordinates.
hasData = false;
int cnt = 0;
// File context. This allows the ESM reader to be 'reset' to this
// location later when we are ready to load the full data set.
ESM_Context context;
// Skip these here. Load the actual data when the cell is loaded.
if(esm.isNextSub("VNML")) {esm.skipHSubSize(12675);cnt++;}
if(esm.isNextSub("VHGT")) {esm.skipHSubSize(4232);cnt++;}
if(esm.isNextSub("WNAM")) esm.skipHSubSize(81);
if(esm.isNextSub("VCLR")) esm.skipHSubSize(12675);
if(esm.isNextSub("VTEX")) {esm.skipHSubSize(512);cnt++;}
bool hasData;
// We need all three of VNML, VHGT and VTEX in order to use the
// landscape.
hasData = (cnt == 3);
}
void load(ESMReader &esm);
};
}
#endif

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