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ExCModelASC.cpp

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00001 /*
00002  * ExNihilo 3D Engine
00003  * 
00004  *  This program is free software; you can redistribute it and/or modify
00005  *  it under the terms of the GNU General Public License as published by
00006  *  the Free Software Foundation; either version 2 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  This program is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU Library General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU General Public License
00015  *  along with this program; if not, write to the Free Software
00016  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017  *
00018  * Please read AUTHORS file !!!
00019  * 
00020  * $Id: ExCModelASC.cpp,v 1.11 2002/11/19 17:09:51 data Exp $
00021  *
00022  */
00023 
00024 #include "ExCModelASC.h"
00025 
00026 ExCModelASC::ExCModelASC(void)
00027 {
00028 Guard(ExCModelASC::ExCModelASC(void))
00029         m_NumberObject=-1;
00030         m_ListId=-1;
00031 UnGuard
00032 }
00033 
00034 ExCModelASC::ExCModelASC(std::string FileName)
00035 {
00036 Guard(ExCModelASC::ExCModelASC(std::string FileName))
00037         m_NumberObject=-1;
00038         m_ListId=-1;
00039         LoadFile(FileName);
00040 UnGuard
00041 }
00042 
00043 ExCModelASC::~ExCModelASC(void)
00044 {
00045 Guard(ExCModelASC::~ExCModelASC(void))
00046 UnGuard
00047 }
00048 
00049 void ExCModelASC::Draw(void)
00050 {
00051 Guard(void ExCModelASC::Draw(void))
00052         glPushMatrix();
00053                 glDisable(GL_LIGHTING);
00054                 ExCModel::Draw();
00055                 if(m_ListId==-1){
00056                         BuildList(RENDER_TEXTURES);
00057                         std::cout<<"build asc list"<<std::endl;
00058                 }
00059                 glCallList(m_ListId);
00060                 glEnable(GL_LIGHTING);
00061         glPopMatrix();
00062 UnGuard
00063 }
00064 
00065 bool ExCModelASC::LoadFile(std::string FileName)
00066 {
00067 Guard(bool ExCModelASC::LoadFile(std::string FileName))
00068         std::ifstream fin;
00069         std::string buffer;
00070         char b[256];
00071         SetName(ExNihilo::ExtracValueFromSring(FileName,"../Data/Modeles/",".asc"));
00072         fin.open(FileName.data(),std::ios::in);
00073         if(fin.is_open())
00074         {
00075                 try
00076                 {
00077                         do
00078                         {
00079                                 memset(b,0,255);
00080                                 fin.getline(b,256,'\n');
00081                                 ProcessLine(b);
00082                         }while(!fin.eof());
00083                         //build mesh tab
00084                         MeshAsc Mesh;
00085                         for(unsigned int i =0;i<m_VecObject.size();++i)//draw all object
00086                         {
00087                                 for(unsigned int j =0;j<m_VecObject.at(i).m_VecFace.size();j++)//draw all face
00088                                 {
00089                                         Mesh.VecAB.SetX(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetX()).GetX());
00090                                         Mesh.VecAB.SetY(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetX()).GetY());
00091                                         Mesh.VecAB.SetZ(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetX()).GetZ());             
00092                                         
00093                                         Mesh.VecBC.SetX(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetY()).GetX());
00094                                         Mesh.VecBC.SetY(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetY()).GetY());
00095                                         Mesh.VecBC.SetZ(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetY()).GetZ());             
00096                                         
00097                                         Mesh.VecCA.SetX(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetZ()).GetX());
00098                                         Mesh.VecCA.SetY(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetZ()).GetY());
00099                                         Mesh.VecCA.SetZ(m_VecObject.at(i).m_VecVertex.at(m_VecObject.at(i).m_VecFace.at(j).GetZ()).GetZ());             
00100 
00101                                         Mesh.VecTAB.SetX(m_VecObject.at(i).m_VecTexture.at(m_VecObject.at(i).m_VecFace.at(j).GetX()).GetX());
00102                                         Mesh.VecTAB.SetY(m_VecObject.at(i).m_VecTexture.at(m_VecObject.at(i).m_VecFace.at(j).GetX()).GetY());
00103 
00104                                         Mesh.VecTBC.SetX(m_VecObject.at(i).m_VecTexture.at(m_VecObject.at(i).m_VecFace.at(j).GetY()).GetX());
00105                                         Mesh.VecTBC.SetY(m_VecObject.at(i).m_VecTexture.at(m_VecObject.at(i).m_VecFace.at(j).GetY()).GetY());
00106 
00107                                         Mesh.VecTCA.SetX(m_VecObject.at(i).m_VecTexture.at(m_VecObject.at(i).m_VecFace.at(j).GetZ()).GetX());
00108                                         Mesh.VecTCA.SetY(m_VecObject.at(i).m_VecTexture.at(m_VecObject.at(i).m_VecFace.at(j).GetZ()).GetY());
00109                                         Mesh.m_Material= m_VecObject.at(i).m_Texture;
00110                                         m_VecMesh.push_back(Mesh);
00111                                 }
00112                         }
00113                         m_VecObject.clear();//now no need object info
00114                         return true;
00115                 }catch(...){throw ExCExpFileReadError();}
00116         }
00117         throw   ExCExpFileNotFound();
00118         return false;
00119 UnGuard
00120 }
00121 
00122 void ExCModelASC::ProcessLine(std::string Line)
00123 {
00124 Guard(void ExCModelASC::ProcessLine(std::string Line))
00125         if(Line.find("Ambient light color:")!=std::string::npos){//first line of file
00126                 m_AmbiantLight.SetValue(atof(ExNihilo::ExtracValueFromSring(Line,"Red="," ").data()),atof(ExNihilo::ExtracValueFromSring(Line,"Green="," ").data()),atof(ExNihilo::ExtracValueFromSring(Line,"Blue="," ").data()));
00127         }else if(Line.find("Named object: ")!=std::string::npos){//new object
00128                 m_NumberObject++;
00129                 ObjAsc obj;
00130         obj.m_ObjectName=ExNihilo::ExtracValueFromSring(Line,"Named object: \"","\"");
00131         m_VecObject.push_back(obj);
00132         }else if(Line.find("Face ")!=std::string::npos){//read face info
00133                 m_VecObject.at(m_NumberObject).m_VecFace.push_back(ExCVec3D(atof(ExNihilo::ExtracValueFromSring(Line,"A:"," ").data()),atof(ExNihilo::ExtracValueFromSring(Line,"B:"," ").data()),atof(ExNihilo::ExtracValueFromSring(Line,"C:"," ").data())));
00134         }else if(Line.find("Material: ")!=std::string::npos){//read material
00135                 m_VecObject.at(m_NumberObject).m_Texture=ExNihilo::ExtracValueFromSring(Line,"Material: \"","\"");
00136         }else if(Line.find("Smoothing: ")!=std::string::npos){//read smothing
00137                 m_VecObject.at(m_NumberObject).m_Smoothing=atof(ExNihilo::ExtracValueFromSring(Line,"Smoothing: ","\n").data());
00138         }else if(Line.find("Vertex ")!=std::string::npos){//Vertex data
00139                 if(Line.find("Vertex list:")!=std::string::npos){return;}//do nothing
00140         m_VecObject.at(m_NumberObject).m_VecVertex.push_back(ExCVec3D(atof(ExNihilo::ExtracValueFromSring(Line,"X:"," ").data()),atof(ExNihilo::ExtracValueFromSring(Line,"Y:"," ").data()),atof(ExNihilo::ExtracValueFromSring(Line,"Z:"," ").data())));
00141                 if(Line.find("U:")!=std::string::npos){m_VecObject.at(m_NumberObject).m_VecTexture.push_back(ExCVec2D(atof(ExNihilo::ExtracValueFromSring(Line,"U:"," ").data()),atof(ExNihilo::ExtracValueFromSring(Line,"V:"," ").data())));}
00142         }
00143 UnGuard
00144 }
00145 
00146 void ExCModelASC::BuildList(int Rendu)
00147 {
00148 Guard(void ExCModelASC::BuildList(int Rendu))
00149         glDeleteLists(m_ListId,1);      //delete old list
00150         m_ListId=glGenLists(1); //Ask for a new free list
00151         glNewList(m_ListId,GL_COMPILE);
00152                 glPushAttrib(GL_ALL_ATTRIB_BITS);
00153                         glEnable(GL_TEXTURE_2D);
00154                         for(unsigned int i=0;i<m_VecMesh.size();i++)
00155                         {
00156                                 ManagerTexture->SetCurrentObject(m_VecMesh.at(i).m_Material);
00157                                 glBegin(GL_TRIANGLES);
00158                                         glTexCoord2fv(m_VecMesh.at(i).VecTAB.m_Vector);glVertex3fv(m_VecMesh.at(i).VecAB.m_Vector);
00159                                         glTexCoord2fv(m_VecMesh.at(i).VecTBC.m_Vector);glVertex3fv(m_VecMesh.at(i).VecBC.m_Vector);
00160                                         glTexCoord2fv(m_VecMesh.at(i).VecTCA.m_Vector);glVertex3fv(m_VecMesh.at(i).VecCA.m_Vector);    
00161                                 glEnd();
00162                         }
00163                 glPopAttrib();
00164         glEndList();
00165         //delete object data because data are now in list
00166         m_VecMesh.clear();
00167         m_VecObject.clear();
00168 UnGuard
00169 }

Généré le Tue Dec 10 18:18:09 2002 pour ExNihilo par doxygen1.3-rc1