137 lines
4.5 KiB
C++
Executable File
137 lines
4.5 KiB
C++
Executable File
///////////////////////////////////////////////////////////////////////////////
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//
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// Name: ModelDef.cpp
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// Author: Rich Cross
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// Contact: rich@wildfiregames.com
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//
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///////////////////////////////////////////////////////////////////////////////
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#include "precompiled.h"
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#include "ModelDef.h"
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#include "FilePacker.h"
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#include "FileUnpacker.h"
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///////////////////////////////////////////////////////////////////////////////
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// CModelDef Constructor
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CModelDef::CModelDef()
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: m_pVertices(0), m_NumVertices(0), m_pFaces(0), m_NumFaces(0), m_Bones(0), m_NumBones(0),
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m_NumPropPoints(0), m_PropPoints(0)
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{
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}
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///////////////////////////////////////////////////////////////////////////////
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// CModelDef Destructor
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CModelDef::~CModelDef()
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{
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delete[] m_pVertices;
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delete[] m_pFaces;
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delete[] m_Bones;
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delete[] m_PropPoints;
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}
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///////////////////////////////////////////////////////////////////////////////
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// FindPropPoint: find and return pointer to prop point matching given name;
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// return null if no match (case insensitive search)
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SPropPoint* CModelDef::FindPropPoint(const char* name) const
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{
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for (uint i=0;i<m_NumPropPoints;i++) {
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if (stricmp(name,m_PropPoints[i].m_Name)==0) {
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return &m_PropPoints[i];
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}
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}
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////////
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// Load: read and return a new CModelDef initialised with data from given file
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CModelDef* CModelDef::Load(const char* filename)
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{
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CFileUnpacker unpacker;
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// read everything in from file
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unpacker.Read(filename,"PSMD");
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// check version
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if (unpacker.GetVersion()<FILE_READ_VERSION) {
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throw CFileUnpacker::CFileVersionError();
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}
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CModelDef* mdef=new CModelDef;
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try {
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// now unpack everything
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unpacker.UnpackRaw(&mdef->m_NumVertices,sizeof(mdef->m_NumVertices));
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mdef->m_pVertices=new SModelVertex[mdef->m_NumVertices];
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unpacker.UnpackRaw(mdef->m_pVertices,sizeof(SModelVertex)*mdef->m_NumVertices);
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unpacker.UnpackRaw(&mdef->m_NumFaces,sizeof(mdef->m_NumFaces));
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mdef->m_pFaces=new SModelFace[mdef->m_NumFaces];
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unpacker.UnpackRaw(mdef->m_pFaces,sizeof(SModelFace)*mdef->m_NumFaces);
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unpacker.UnpackRaw(&mdef->m_NumBones,sizeof(mdef->m_NumBones));
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if (mdef->m_NumBones) {
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mdef->m_Bones=new CBoneState[mdef->m_NumBones];
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unpacker.UnpackRaw(mdef->m_Bones,mdef->m_NumBones*sizeof(CBoneState));
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}
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if (unpacker.GetVersion()>=2) {
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// versions >=2 also have prop point data
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unpacker.UnpackRaw(&mdef->m_NumPropPoints,sizeof(mdef->m_NumPropPoints));
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if (mdef->m_NumPropPoints) {
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mdef->m_PropPoints=new SPropPoint[mdef->m_NumPropPoints];
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for (u32 i=0;i<mdef->m_NumPropPoints;i++) {
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unpacker.UnpackString(mdef->m_PropPoints[i].m_Name);
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unpacker.UnpackRaw(&mdef->m_PropPoints[i].m_Position.X,sizeof(mdef->m_PropPoints[i].m_Position));
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unpacker.UnpackRaw(&mdef->m_PropPoints[i].m_Rotation.m_V.X,sizeof(mdef->m_PropPoints[i].m_Rotation));
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unpacker.UnpackRaw(&mdef->m_PropPoints[i].m_BoneIndex,sizeof(mdef->m_PropPoints[i].m_BoneIndex));
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// build prop point transform
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mdef->m_PropPoints[i].m_Transform.SetIdentity();
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mdef->m_PropPoints[i].m_Transform.Rotate(mdef->m_PropPoints[i].m_Rotation);
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mdef->m_PropPoints[i].m_Transform.Translate(mdef->m_PropPoints[i].m_Position);
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}
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}
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}
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} catch (...) {
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delete mdef;
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throw CFileUnpacker::CFileEOFError();
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}
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return mdef;
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}
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///////////////////////////////////////////////////////////////////////////////
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// Save: write the given CModelDef to the given file
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void CModelDef::Save(const char* filename,const CModelDef* mdef)
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{
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CFilePacker packer;
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// pack everything up
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u32 numVertices=mdef->GetNumVertices();
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packer.PackRaw(&numVertices,sizeof(numVertices));
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packer.PackRaw(mdef->GetVertices(),sizeof(SModelVertex)*numVertices);
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u32 numFaces=mdef->GetNumFaces();
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packer.PackRaw(&numFaces,sizeof(numFaces));
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packer.PackRaw(mdef->GetFaces(),sizeof(SModelFace)*numFaces);
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packer.PackRaw(&mdef->m_NumBones,sizeof(mdef->m_NumBones));
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if (mdef->m_NumBones) {
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packer.PackRaw(mdef->m_Bones,sizeof(CBoneState)*mdef->m_NumBones);
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}
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packer.PackRaw(&mdef->m_NumPropPoints,sizeof(mdef->m_NumPropPoints));
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for (u32 i=0;i<mdef->m_NumPropPoints;i++) {
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packer.PackString(mdef->m_PropPoints[i].m_Name);
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packer.PackRaw(&mdef->m_PropPoints[i].m_Position.X,sizeof(mdef->m_PropPoints[i].m_Position));
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packer.PackRaw(&mdef->m_PropPoints[i].m_Rotation.m_V.X,sizeof(mdef->m_PropPoints[i].m_Rotation));
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packer.PackRaw(&mdef->m_PropPoints[i].m_BoneIndex,sizeof(mdef->m_PropPoints[i].m_BoneIndex));
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}
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// flush everything out to file
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packer.Write(filename,FILE_VERSION,"PSMD");
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}
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