Esempio n. 1
0
int objloader::load(const std::string& filename,std::vector<collisionplane>* collplane)
{
    ismaterial=false;
    isnormals=false;
    istexture=false;
    isvertexnormal=false;
    std::ifstream in(filename.c_str());
    if(!in.is_open())
    {
        out << "Not opened file " << filename << std::endl;
        return -1;
    }
    std::string path=filename.substr(0,((filename.find_last_of('/')+1!=std::string::npos) ? (filename.find_last_of('/')+1):0));
    out << filename << std::endl;
    char buf[256];
    int curmat=0;
    bool coll=false;
    int z=0;
    int h=-1;
    while(!in.eof())
    {
        in.getline(buf,256);
        coord.push_back(new std::string(buf));
    }
    for(int i=0; i<coord.size(); i++)
    {
        if((*coord[i])[0]=='#')
            continue;
        else if((*coord[i])[0]=='v' && (*coord[i])[1]==' ')
        {
            float tmpx,tmpy,tmpz;
            sscanf(coord[i]->c_str(),"v %f %f %f",&tmpx,&tmpy,&tmpz);
            vertex.push_back(new coordinate(tmpx,tmpy,tmpz));
            out << "v " << tmpx << " " << tmpy << " " << tmpz << std::endl;
        }
        else if((*coord[i])[0]=='v' && (*coord[i])[1]=='n')
        {
            float tmpx,tmpy,tmpz;
            sscanf(coord[i]->c_str(),"vn %f %f %f",&tmpx,&tmpy,&tmpz);
            normals.push_back(new coordinate(tmpx,tmpy,tmpz));
            out << "vn " << tmpx << " " << tmpy << " " << tmpz << std::endl;
        }
        else if((*coord[i])[0]=='f')
        {
            int a,b,c,d,e;
            if(coll && collplane!=NULL)
            {
                sscanf(coord[i]->c_str(),"f %d//%d %d//%d %d//%d %d//%d",&a,&b,&c,&b,&d,&b,&e,&b);
                collplane->push_back(collisionplane(normals[b-1]->x,normals[b-1]->y,normals[b-1]->z,vertex[a-1]->x,vertex[a-1]->y,vertex[a-1]->z,vertex[c-1]->x,vertex[c-1]->y,vertex[c-1]->z,vertex[d-1]->x,vertex[d-1]->y,vertex[d-1]->z,vertex[e-1]->x,vertex[e-1]->y,vertex[e-1]->z));
            }
            else
            {
                if(count(coord[i]->begin(),coord[i]->end(),' ')==4)
                {
                    if(coord[i]->find("//")!=std::string::npos)
                    {
                        sscanf(coord[i]->c_str(),"f %d//%d %d//%d %d//%d %d//%d",&a,&b,&c,&b,&d,&b,&e,&b);
                        faces.push_back(new face(b,a,c,d,e,0,0,0,0,curmat));
                    }
                    else if(coord[i]->find("/")!=std::string::npos)
                    {
                        int t[4];
                        sscanf(coord[i]->c_str(),"f %d/%d/%d %d/%d/%d %d/%d/%d %d/%d/%d",&a,&t[0],&b,&c,&t[1],&b,&d,&t[2],&b,&e,&t[3],&b);
                        out << t[0] << " " <<t[1] << " " <<t[2] << " " <<t[3] << " " << a << " " << b << " " << c << " " << d << " " << e << std::endl;
                        faces.push_back(new face(b,a,c,d,e,t[0],t[1],t[2],t[3],curmat));
                    }
                    else
                    {
                        sscanf(coord[i]->c_str(),"f %d %d %d %d",&a,&b,&c,&d);
                        faces.push_back(new face(-1,a,b,c,d,0,0,0,0,curmat));
                    }
                }
                else
                {
                    if(coord[i]->find("//")!=std::string::npos)
                    {
                        sscanf(coord[i]->c_str(),"f %d//%d %d//%d %d//%d",&a,&b,&c,&b,&d,&b);
                        faces.push_back(new face(b,a,c,d,0,0,0,curmat));
                    }
                    else if(coord[i]->find("/")!=std::string::npos)
                    {
                        int t[3];
                        sscanf(coord[i]->c_str(),"f %d/%d/%d %d/%d/%d %d/%d/%d",&a,&t[0],&b,&c,&t[1],&b,&d,&t[2],&b);
                        faces.push_back(new face(b,a,c,d,t[0],t[1],t[2],curmat));
                    }
                    else
                    {
                        sscanf(coord[i]->c_str(),"f %d %d %d",&a,&b,&c);
                        faces.push_back(new face(-1,a,b,c,0,0,0,curmat));
                    }
                }
            }
        }
        else if((*coord[i])[0]=='u' && (*coord[i])[1]=='s' && (*coord[i])[2]=='e')
        {
            char tmp[200];
            sscanf(coord[i]->c_str(),"usemtl %s",tmp);
            if(strcmp(tmp,"collision")==0)
            {
                coll=true;
            }
            else
            {
                coll=false;
                for(int i=0; i<materials.size(); i++)
                {
                    if(strcmp(materials[i]->name.c_str(),tmp)==0)
                    {
                        curmat=i;
                        out << "curmat=" << i  << std::endl;
                        break;
                    }
                }
            }
        }
        else if((*coord[i])[0]=='m' && (*coord[i])[1]=='t' && (*coord[i])[2]=='l' && (*coord[i])[3]=='l')
        {
            char filen[200];
            sscanf(coord[i]->c_str(),"mtllib %s",filen);
            std::string filen2=path+filen;
            std::ifstream mtlin(filen2.c_str());
            if(!mtlin.is_open())
            {
                out << "connot open the material file " << filen2 << std::endl;
                clean();
                return -1;
            }
            ismaterial=true;
            std::vector<std::string> tmp;
            char c[200];
            while(!mtlin.eof())
            {
                mtlin.getline(c,200);
                tmp.push_back(c);
            }
            char name[200];
            char filename[200];
            float amb[3],dif[3],spec[3],alpha,ns,ni;
            int illum;
            unsigned int texture=0;
            bool ismat=false;
            strcpy(filename,"\0");
//		std::cout << tmp.size() << std::endl;
            for(int i=0; i<tmp.size(); i++)
            {
                if(tmp[i][0]=='#')
                    continue;
                if(tmp[i][0]=='n' && tmp[i][1]=='e' && tmp[i][2]=='w')
                {
                    if(ismat)
                    {
                        if(strcmp(filename,"\0")!=0 && strcmp(filename,"collision")!=0)
                        {
                            materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,texture));
                            strcpy(filename,"\0");
                        }
                        else
                        {
                            materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,-1));
                        }
                    }
                    ismat=false;
                    sscanf(tmp[i].c_str(),"newmtl %s",name);
                    out << "newmtl " << name << std::endl;
                }
                else if(tmp[i][0]=='N' && tmp[i][1]=='s')
                {
                    sscanf(tmp[i].c_str(),"Ns %f",&ns);
                    ismat=true;
                }
                else if(tmp[i][0]=='K' && tmp[i][1]=='a')
                {
                    sscanf(tmp[i].c_str(),"Ka %f %f %f",&amb[0],&amb[1],&amb[2]);
                    ismat=true;
                }
                else if(tmp[i][0]=='K' && tmp[i][1]=='d')
                {
                    sscanf(tmp[i].c_str(),"Kd %f %f %f",&dif[0],&dif[1],&dif[2]);
                    ismat=true;
                }
                else if(tmp[i][0]=='K' && tmp[i][1]=='s')
                {
                    sscanf(tmp[i].c_str(),"Ks %f %f %f",&spec[0],&spec[1],&spec[2]);
                    ismat=true;
                }
                else if(tmp[i][0]=='N' && tmp[i][1]=='i')
                {
                    sscanf(tmp[i].c_str(),"Ni %f",&ni);
                    ismat=true;
                }
                else if(tmp[i][0]=='d' && tmp[i][1]==' ')
                {
                    sscanf(tmp[i].c_str(),"d %f",&alpha);
                    ismat=true;
                }
                else if(tmp[i][0]=='i' && tmp[i][1]=='l')
                {
                    sscanf(tmp[i].c_str(),"illum %d",&illum);
                    ismat=true;
                }
                else if(tmp[i][0]=='m' && tmp[i][1]=='a')
                {
                    sscanf(tmp[i].c_str(),"map_Kd %s",filename);
                    bool l=0;
                    out << "Opening image: " << filename << std::endl;
                    std::string filename2=path+filename;
                    for(int i=0; i<loadedTextures.size(); i++)
                        if(loadedTextures[i]==filename2)
                        {
                            out << "loading "  << filename2 << std::endl;
                            texture=loadedTexturesNum[i];
                            l=1;
                            break;
                        }
                    if(l==0)
                        texture=loadTexture(filename2.c_str());
                    ismat=true;
                }
            }
            if(ismat)
            {
                if(strcmp(filename,"\0")!=0)
                {
                    materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,texture));
                }
                else
                {
                    materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,-1));
                }
            }
        }
        else if((*coord[i])[0]=='v' && (*coord[i])[1]=='t')
        {
            float u,v;
            sscanf(coord[i]->c_str(),"vt %f %f",&u,&v);
            texturecoordinate.push_back(new texcoord(u,1-v));
            istexture=true;
        }
    }
    if(materials.size()==0)
        ismaterial=false;
    else
        ismaterial=true;
    out << "numvertex :" << vertex.size() << " " << normals.size() << " " << faces.size() << " " << materials.size() << std::endl;
    //draw
    if(isvertexnormal)
        smoothnormals();
    int num;
    num=glGenLists(1);
    glNewList(num,GL_COMPILE);
    int last=-1;
    for(int i=0; i<faces.size(); i++)
    {
        if(last!=faces[i]->mat && ismaterial)
        {
            float diffuse[]= {materials[faces[i]->mat]->dif[0],materials[faces[i]->mat]->dif[1],materials[faces[i]->mat]->dif[2],1.0};
            float ambient[]= {materials[faces[i]->mat]->amb[0],materials[faces[i]->mat]->amb[1],materials[faces[i]->mat]->amb[2],1.0};
            float specular[]= {materials[faces[i]->mat]->spec[0],materials[faces[i]->mat]->spec[1],materials[faces[i]->mat]->spec[2],1.0};
            glMaterialfv(GL_FRONT,GL_DIFFUSE,diffuse);
            glMaterialfv(GL_FRONT,GL_AMBIENT,ambient);
            glMaterialfv(GL_FRONT,GL_SPECULAR,specular);
            glMaterialf(GL_FRONT,GL_SHININESS,materials[faces[i]->mat]->ns);
            glColor3f(diffuse[0],diffuse[1],diffuse[2]);
            last=faces[i]->mat;
            out << "1....." << std::endl;
            if(materials[faces[i]->mat]->texture==-1)
                glDisable(GL_TEXTURE_2D);
            else
            {
                glEnable(GL_TEXTURE_2D);
                glBindTexture(GL_TEXTURE_2D,materials[faces[i]->mat]->texture);
            }
        }
        if(faces[i]->texcoord[0]==0)
            istexture=false;
        else
            istexture=true;
        out << "2....." << std::endl;
        isnormals=false;
        if(faces[i]->four)
        {
            glBegin(GL_QUADS);
            out << "faces[i]->texcoord[0]-1 " << faces[i]->facenum-1 << std::endl;
            if(isnormals)
                glNormal3f(normals[faces[i]->facenum-1]->x,normals[faces[i]->facenum-1]->y,normals[faces[i]->facenum-1]->z);

            if(istexture && materials[faces[i]->mat]->texture!=-1)
                glTexCoord2f(texturecoordinate[faces[i]->texcoord[0]-1]->u,texturecoordinate[faces[i]->texcoord[0]-1]->v);

            if(isvertexnormal)
                glNormal3f(vertexnormals[faces[i]->faces[0]-1]->x,vertexnormals[faces[i]->faces[0]-1]->y,vertexnormals[faces[i]->faces[0]-1]->z);


            out << "faces[i]->faces[0]-1: " << faces[i]->faces[0]-1 << " " << faces[i]->faces[1]-1 << " " << faces[i]->faces[2]-1 << " " << faces[i]->faces[3]-1 << " "  << std::endl;
            glVertex3f(vertex[faces[i]->faces[0]-1]->x,vertex[faces[i]->faces[0]-1]->y,vertex[faces[i]->faces[0]-1]->z);

            if(istexture && materials[faces[i]->mat]->texture!=-1)
                glTexCoord2f(texturecoordinate[faces[i]->texcoord[1]-1]->u,texturecoordinate[faces[i]->texcoord[1]-1]->v);


            if(isvertexnormal)
                glNormal3f(vertexnormals[faces[i]->faces[1]-1]->x,vertexnormals[faces[i]->faces[1]-1]->y,vertexnormals[faces[i]->faces[1]-1]->z);

            glVertex3f(vertex[faces[i]->faces[1]-1]->x,vertex[faces[i]->faces[1]-1]->y,vertex[faces[i]->faces[1]-1]->z);

            if(istexture && materials[faces[i]->mat]->texture!=-1)
                glTexCoord2f(texturecoordinate[faces[i]->texcoord[2]-1]->u,texturecoordinate[faces[i]->texcoord[2]-1]->v);

            if(isvertexnormal)
                glNormal3f(vertexnormals[faces[i]->faces[2]-1]->x,vertexnormals[faces[i]->faces[2]-1]->y,vertexnormals[faces[i]->faces[2]-1]->z);

            glVertex3f(vertex[faces[i]->faces[2]-1]->x,vertex[faces[i]->faces[2]-1]->y,vertex[faces[i]->faces[2]-1]->z);

            if(istexture && materials[faces[i]->mat]->texture!=-1)
                glTexCoord2f(texturecoordinate[faces[i]->texcoord[3]-1]->u,texturecoordinate[faces[i]->texcoord[3]-1]->v);

            if(isvertexnormal)
                glNormal3f(vertexnormals[faces[i]->faces[3]-1]->x,vertexnormals[faces[i]->faces[3]-1]->y,vertexnormals[faces[i]->faces[3]-1]->z);

            glVertex3f(vertex[faces[i]->faces[3]-1]->x,vertex[faces[i]->faces[3]-1]->y,vertex[faces[i]->faces[3]-1]->z);
            glEnd();
        }
        else
        {
            glBegin(GL_TRIANGLES);
            if(isnormals)
                glNormal3f(normals[faces[i]->facenum-1]->x,normals[faces[i]->facenum-1]->y,normals[faces[i]->facenum-1]->z);

            if(istexture && materials[faces[i]->mat]->texture!=-1)
                glTexCoord2f(texturecoordinate[faces[i]->texcoord[0]-1]->u,texturecoordinate[faces[i]->texcoord[0]-1]->v);

            if(isvertexnormal)
                glNormal3f(vertexnormals[faces[i]->faces[0]-1]->x,vertexnormals[faces[i]->faces[0]-1]->y,vertexnormals[faces[i]->faces[0]-1]->z);


            glVertex3f(vertex[faces[i]->faces[0]-1]->x,vertex[faces[i]->faces[0]-1]->y,vertex[faces[i]->faces[0]-1]->z);

            if(istexture && materials[faces[i]->mat]->texture!=-1)
                glTexCoord2f(texturecoordinate[faces[i]->texcoord[1]-1]->u,texturecoordinate[faces[i]->texcoord[1]-1]->v);


            if(isvertexnormal)
                glNormal3f(vertexnormals[faces[i]->faces[1]-1]->x,vertexnormals[faces[i]->faces[1]-1]->y,vertexnormals[faces[i]->faces[1]-1]->z);

            glVertex3f(vertex[faces[i]->faces[1]-1]->x,vertex[faces[i]->faces[1]-1]->y,vertex[faces[i]->faces[1]-1]->z);


            if(istexture && materials[faces[i]->mat]->texture!=-1)
                glTexCoord2f(texturecoordinate[faces[i]->texcoord[2]-1]->u,texturecoordinate[faces[i]->texcoord[2]-1]->v);


            if(isvertexnormal)
                glNormal3f(vertexnormals[faces[i]->faces[2]-1]->x,vertexnormals[faces[i]->faces[2]-1]->y,vertexnormals[faces[i]->faces[2]-1]->z);

            glVertex3f(vertex[faces[i]->faces[2]-1]->x,vertex[faces[i]->faces[2]-1]->y,vertex[faces[i]->faces[2]-1]->z);
            glEnd();
        }
    }
    glEndList();
    out << "3....." << std::endl;
    clean();
    lists.push_back(num);
    return num;
}
Esempio n. 2
0
int objloader::load(const char* filename)
{
	std::ifstream in(filename);
	if(!in.is_open())
	{
		std::cout << "Nor oepened" << std::endl;
		return -1;
	}
	char buf[256];
	int curmat=0;
	while(!in.eof())
	{
		in.getline(buf,256);
		coord.push_back(new std::string(buf));
	}
	for(int i=0;i<coord.size();i++)
	{
		if((*coord[i])[0]=='#')
			continue;
		else if((*coord[i])[0]=='v' && (*coord[i])[1]==' ')
		{
			float tmpx,tmpy,tmpz;
			sscanf(coord[i]->c_str(),"v %f %f %f",&tmpx,&tmpy,&tmpz);
			vertex.push_back(new coordinate(tmpx,tmpy,tmpz));
		}else if((*coord[i])[0]=='v' && (*coord[i])[1]=='n')
		{
			float tmpx,tmpy,tmpz;
			sscanf(coord[i]->c_str(),"vn %f %f %f",&tmpx,&tmpy,&tmpz);
			normals.push_back(new coordinate(tmpx,tmpy,tmpz));	
		}else if((*coord[i])[0]=='f')
		{
			int a,b,c,d,e;
			if(count(coord[i]->begin(),coord[i]->end(),' ')==4)
			{
				if(coord[i]->find("//")!=std::string::npos)
				{
					sscanf(coord[i]->c_str(),"f %d//%d %d//%d %d//%d %d//%d",&a,&b,&c,&b,&d,&b,&e,&b);
					faces.push_back(new face(b,a,c,d,e,0,0,0,0,curmat));
				}else if(coord[i]->find("/")!=std::string::npos)
				{
					int t[4];
					sscanf(coord[i]->c_str(),"f %d/%d/%d %d/%d/%d %d/%d/%d %d/%d/%d",&a,&t[0],&b,&c,&t[1],&b,&d,&t[2],&b,&e,&t[3],&b);
					faces.push_back(new face(b,a,c,d,e,t[0],t[1],t[2],t[3],curmat));
				}else{
					sscanf(coord[i]->c_str(),"f %d %d %d %d",&a,&b,&c,&d);
					faces.push_back(new face(-1,a,b,c,d,0,0,0,0,curmat));					
				}
			}else{
					if(coord[i]->find("//")!=std::string::npos)
					{
						sscanf(coord[i]->c_str(),"f %d//%d %d//%d %d//%d",&a,&b,&c,&b,&d,&b);
						faces.push_back(new face(b,a,c,d,0,0,0,curmat));
					}else if(coord[i]->find("/")!=std::string::npos)
					{
						int t[3];
						sscanf(coord[i]->c_str(),"f %d/%d/%d %d/%d/%d %d/%d/%d",&a,&t[0],&b,&c,&t[1],&b,&d,&t[2],&b);
						faces.push_back(new face(b,a,c,d,t[0],t[1],t[2],curmat));
					}else{
						sscanf(coord[i]->c_str(),"f %d %d %d",&a,&b,&c);
						faces.push_back(new face(-1,a,b,c,0,0,0,curmat));					
					}
			}
	}else if((*coord[i])[0]=='u' && (*coord[i])[1]=='s' && (*coord[i])[2]=='e')
	{
		char tmp[200];
		sscanf(coord[i]->c_str(),"usemtl %s",tmp);
		for(int i=0;i<materials.size();i++)
		{
			if(strcmp(materials[i]->name.c_str(),tmp)==0)
			{
				curmat=i;
				break;
			}
		}
	}else if((*coord[i])[0]=='m' && (*coord[i])[1]=='t' && (*coord[i])[2]=='l' && (*coord[i])[3]=='l')
	{
		char filen[200];
		sscanf(coord[i]->c_str(),"mtllib %s",filen);
		std::ifstream mtlin(filen);
		if(!mtlin.is_open())
		{
			std::cout << "connot open the material file" << std::endl;
			clean();
			return -1;
		}
		ismaterial=true;
		std::vector<std::string> tmp;
		char c[200];
		while(!mtlin.eof())
		{
			mtlin.getline(c,200);
			tmp.push_back(c);
		}
		char name[200];
		char filename[200];
		float amb[3],dif[3],spec[3],alpha,ns,ni;
		int illum;
		unsigned int texture;
		bool ismat=false;
		strcpy(filename,"\0");
		std::cout << tmp.size() << std::endl;
		for(int i=0;i<tmp.size();i++)
		{
			if(tmp[i][0]=='#')
				continue;
			if(tmp[i][0]=='n' && tmp[i][1]=='e' && tmp[i][2]=='w')
			{
				if(ismat)
				{
					if(strcmp(filename,"\0")!=0)
					{
						materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,texture));
						strcpy(filename,"\0");
					}else{
							materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,-1));				
					}
				}
				ismat=false;
				sscanf(tmp[i].c_str(),"newmtl %s",name);
			}else if(tmp[i][0]=='N' && tmp[i][1]=='s')
			{
				sscanf(tmp[i].c_str(),"Ns %f",&ns);
				ismat=true;
			}else if(tmp[i][0]=='K' && tmp[i][1]=='a')
			{
				sscanf(tmp[i].c_str(),"Ka %f %f %f",&amb[0],&amb[1],&amb[2]);
				ismat=true;
			}else if(tmp[i][0]=='K' && tmp[i][1]=='d')
			{
				sscanf(tmp[i].c_str(),"Kd %f %f %f",&dif[0],&dif[1],&dif[2]);
				ismat=true;
			}else if(tmp[i][0]=='K' && tmp[i][1]=='s')
			{
				sscanf(tmp[i].c_str(),"Ks %f %f %f",&spec[0],&spec[1],&spec[2]);
				ismat=true;
			}else if(tmp[i][0]=='N' && tmp[i][1]=='i')
			{
				sscanf(tmp[i].c_str(),"Ni %f",&ni);
				ismat=true;
			}else if(tmp[i][0]=='d' && tmp[i][1]==' ')
			{
				sscanf(tmp[i].c_str(),"d %f",&alpha);
				ismat=true;
			}else if(tmp[i][0]=='i' && tmp[i][1]=='l')
			{
				sscanf(tmp[i].c_str(),"illum %d",&illum);
				ismat=true;
			}else if(tmp[i][0]=='m' && tmp[i][1]=='a')
			{
				sscanf(tmp[i].c_str(),"map_Kd %s",filename);
				texture=loadTexture(filename);
				ismat=true;
			}
		}
				if(ismat)
				{
					if(strcmp(filename,"\0")!=0)
					{
						materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,texture));
					}else{
							materials.push_back(new material(name,alpha,ns,ni,dif,amb,spec,illum,-1));				
					}
				}
	}else if((*coord[i])[0]=='v' && (*coord[i])[1]=='t')
	{
		float u,v;
		sscanf(coord[i]->c_str(),"vt %f %f",&u,&v);
		texturecoordinate.push_back(new texcoord(u,1-v));
		istexture=true;
	}
}
	if(materials.size()==0)
		ismaterial=false;
	else
		ismaterial=true;
	std::cout << vertex.size() << " " << normals.size() << " " << faces.size() << " " << materials.size() << std::endl; 
	//draw
	if(isvertexnormal)
		smoothnormals();
	int num;
	num=glGenLists(1);
	glNewList(num,GL_COMPILE);
	int last=-1;
	for(int i=0;i<faces.size();i++)
	{
		if(last!=faces[i]->mat && ismaterial)
		{
			float diffuse[]={materials[faces[i]->mat]->dif[0],materials[faces[i]->mat]->dif[1],materials[faces[i]->mat]->dif[2],1.0};
			float ambient[]={materials[faces[i]->mat]->amb[0],materials[faces[i]->mat]->amb[1],materials[faces[i]->mat]->amb[2],1.0};
			float specular[]={materials[faces[i]->mat]->spec[0],materials[faces[i]->mat]->spec[1],materials[faces[i]->mat]->spec[2],1.0};
			glMaterialfv(GL_FRONT,GL_DIFFUSE,diffuse);
			glMaterialfv(GL_FRONT,GL_AMBIENT,ambient);
			glMaterialfv(GL_FRONT,GL_SPECULAR,specular);
			glMaterialf(GL_FRONT,GL_SHININESS,materials[faces[i]->mat]->ns);
			last=faces[i]->mat;
			if(materials[faces[i]->mat]->texture==-1)
				glDisable(GL_TEXTURE_2D);
			else{
				glEnable(GL_TEXTURE_2D);
				glBindTexture(GL_TEXTURE_2D,materials[faces[i]->mat]->texture);
			}
		}
		if(faces[i]->four)
		{
			glBegin(GL_QUADS);
				glNormal3f(normals[faces[i]->facenum-1]->x,normals[faces[i]->facenum-1]->y,normals[faces[i]->facenum-1]->z);
				
				if(istexture && materials[faces[i]->mat]->texture!=-1)
					glTexCoord2f(texturecoordinate[faces[i]->texcoord[0]-1]->u,texturecoordinate[faces[i]->texcoord[0]-1]->v);

				if(isvertexnormal)
					glNormal3f(vertexnormals[faces[i]->faces[0]-1]->x,vertexnormals[faces[i]->faces[0]-1]->y,vertexnormals[faces[i]->faces[0]-1]->z);

				
				glVertex3f(vertex[faces[i]->faces[0]-1]->x,vertex[faces[i]->faces[0]-1]->y,vertex[faces[i]->faces[0]-1]->z);
				
				if(istexture && materials[faces[i]->mat]->texture!=-1)
					glTexCoord2f(texturecoordinate[faces[i]->texcoord[1]-1]->u,texturecoordinate[faces[i]->texcoord[1]-1]->v);


				if(isvertexnormal)
					glNormal3f(vertexnormals[faces[i]->faces[1]-1]->x,vertexnormals[faces[i]->faces[1]-1]->y,vertexnormals[faces[i]->faces[1]-1]->z);
				
				glVertex3f(vertex[faces[i]->faces[1]-1]->x,vertex[faces[i]->faces[1]-1]->y,vertex[faces[i]->faces[1]-1]->z);
				
				if(istexture && materials[faces[i]->mat]->texture!=-1)
					glTexCoord2f(texturecoordinate[faces[i]->texcoord[2]-1]->u,texturecoordinate[faces[i]->texcoord[2]-1]->v);

				if(isvertexnormal)
					glNormal3f(vertexnormals[faces[i]->faces[2]-1]->x,vertexnormals[faces[i]->faces[2]-1]->y,vertexnormals[faces[i]->faces[2]-1]->z);

				glVertex3f(vertex[faces[i]->faces[2]-1]->x,vertex[faces[i]->faces[2]-1]->y,vertex[faces[i]->faces[2]-1]->z);
				
				if(istexture && materials[faces[i]->mat]->texture!=-1)
					glTexCoord2f(texturecoordinate[faces[i]->texcoord[3]-1]->u,texturecoordinate[faces[i]->texcoord[3]-1]->v);

				if(isvertexnormal)
					glNormal3f(vertexnormals[faces[i]->faces[3]-1]->x,vertexnormals[faces[i]->faces[3]-1]->y,vertexnormals[faces[i]->faces[3]-1]->z);
			
				glVertex3f(vertex[faces[i]->faces[3]-1]->x,vertex[faces[i]->faces[3]-1]->y,vertex[faces[i]->faces[3]-1]->z);
			glEnd();
		}else{
			glBegin(GL_TRIANGLES);
				glNormal3f(normals[faces[i]->facenum-1]->x,normals[faces[i]->facenum-1]->y,normals[faces[i]->facenum-1]->z);

				if(istexture && materials[faces[i]->mat]->texture!=-1)
					glTexCoord2f(texturecoordinate[faces[i]->texcoord[0]-1]->u,texturecoordinate[faces[i]->texcoord[0]-1]->v);

				if(isvertexnormal)
					glNormal3f(vertexnormals[faces[i]->faces[0]-1]->x,vertexnormals[faces[i]->faces[0]-1]->y,vertexnormals[faces[i]->faces[0]-1]->z);


				glVertex3f(vertex[faces[i]->faces[0]-1]->x,vertex[faces[i]->faces[0]-1]->y,vertex[faces[i]->faces[0]-1]->z);
				
				if(istexture && materials[faces[i]->mat]->texture!=-1)
					glTexCoord2f(texturecoordinate[faces[i]->texcoord[1]-1]->u,texturecoordinate[faces[i]->texcoord[1]-1]->v);
				
				
				if(isvertexnormal)
					glNormal3f(vertexnormals[faces[i]->faces[1]-1]->x,vertexnormals[faces[i]->faces[1]-1]->y,vertexnormals[faces[i]->faces[1]-1]->z);
				
				glVertex3f(vertex[faces[i]->faces[1]-1]->x,vertex[faces[i]->faces[1]-1]->y,vertex[faces[i]->faces[1]-1]->z);
				
				
				if(istexture && materials[faces[i]->mat]->texture!=-1)
					glTexCoord2f(texturecoordinate[faces[i]->texcoord[2]-1]->u,texturecoordinate[faces[i]->texcoord[2]-1]->v);


				if(isvertexnormal)
					glNormal3f(vertexnormals[faces[i]->faces[2]-1]->x,vertexnormals[faces[i]->faces[2]-1]->y,vertexnormals[faces[i]->faces[2]-1]->z);
		
				glVertex3f(vertex[faces[i]->faces[2]-1]->x,vertex[faces[i]->faces[2]-1]->y,vertex[faces[i]->faces[2]-1]->z);
			glEnd();
		}
	}
	glEndList();
	clean();
	lists.push_back(num);
	return num;
}