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C/C++ Source or Header  |  2000-11-23  |  6.4 KB  |  330 lines
  1. #include "../Fly3D.h"
  2.  
  3. flydllgroup::flydllgroup()
  4. { 
  5.     dll=0; 
  6.     ndll=0;
  7.     cd=0;
  8.     ncd=0;
  9. };
  10.  
  11. flydllgroup::~flydllgroup() 
  12. {
  13.     reset();
  14. }
  15.  
  16. void flydllgroup::reset()
  17. {
  18.     if (cd)
  19.         delete cd;
  20.     cd=0; ncd=0;
  21.  
  22.     if (dll) 
  23.     {
  24.         int i;
  25.         for( i=0;i<ndll;i++ ) 
  26.         {
  27.             FreeLibrary(dll[i]->hdll);
  28.             delete dll[i];
  29.         }
  30.         delete dll;
  31.         dll=0;
  32.         ndll=0;
  33.     }
  34. }
  35.  
  36. void flydllgroup::load_default_param(bsp_object *o,char *sec,fly_pak *file)
  37. {
  38.     o->pos.null();
  39.     o->rot.null();
  40.     o->vel.null();
  41.     o->force.null();
  42.     o->bump=0.0f;
  43.     o->friction=0.0f;
  44.     o->mass=1.0f;
  45.     o->radius=1.0f;
  46.     o->life=1;
  47.     o->col_flag=0;
  48.     o->active=0;
  49.     o->align_z(vector(0,0,1));
  50.  
  51.     o->load_default_params(file,sec);
  52.  
  53.     o->rotate(o->rot);
  54.  
  55.     o->next_obj=flyengine->stock_obj0;
  56.     flyengine->stock_obj0=o;
  57.  
  58.     int i;
  59.     for( i=0;i<o->active;i++ )
  60.         flyengine->activate(o->clone());
  61. }
  62.  
  63. void flydllgroup::load_all_classes(fly_pak *file)
  64. {
  65.     for( int d=0;d<ndll;d++ )
  66.         load_classes(d,file);
  67. }
  68.  
  69. void flydllgroup::load_classes(int d,fly_pak *file)
  70. {
  71.     if (d>=0 && d<ndll)
  72.     if (dll[d]->num_classes!=0 && dll[d]->get_class_desc!=0) 
  73.     {
  74.     int i,j;
  75.     dll[d]->nclasses=dll[d]->num_classes();
  76.     class_desc **tmp=new class_desc *[ncd+dll[d]->nclasses];
  77.     if (cd) 
  78.         {
  79.         memcpy(tmp,cd,sizeof(class_desc *)*ncd);
  80.         delete cd;
  81.         }
  82.     cd=tmp;
  83.     for( i=0;i<dll[d]->nclasses;i++ )
  84.         cd[i+ncd]=dll[d]->get_class_desc(i);
  85.  
  86.     if (file)
  87.     {
  88.     bsp_object *o;
  89.     char str[256],ret[256];
  90.     for( i=0;i<dll[d]->nclasses;i++ )
  91.         {
  92.         j=0;
  93.         while(1)
  94.             {
  95.             sprintf(str,"%s%i",cd[i+ncd]->get_name(),j++);
  96. //            GetPrivateProfileString(str,"longname","",ret,255,file);
  97.             file->get_profile_string(str,"longname",ret);
  98.             if (ret[0]==0) break;
  99.             o=(bsp_object *)cd[i+ncd]->create();
  100.             strcpy(o->name,str);
  101.             strcpy(o->long_name,ret);
  102.             load_default_param(o,str,file);
  103.             }
  104.         }
  105.     }
  106.     
  107.     ncd+=dll[d]->nclasses;
  108.     }    
  109. }
  110.  
  111. int flydllgroup::send_message(int msg,int param,void *data)
  112. {
  113.     int i;
  114.     for( i=0;i<ndll;i++ )
  115.         if (dll[i]->fly_message(msg,param,data)==0)
  116.             return 0;
  117.     return 1;
  118. }
  119.  
  120. int flydllgroup::add_dll(char *filename)
  121. {
  122.     char file[256];
  123.     sprintf(file,"%splugin\\%s",flyengine->flysdkpath,filename);
  124.     HINSTANCE d=LoadLibrary(file);
  125.     if (d)
  126.     {
  127.         if (GetProcAddress(d,"num_classes")==0 ||
  128.             GetProcAddress(d,"get_class_desc")==0 ||
  129.             GetProcAddress(d,"fly_message")==0)
  130.             return -1;
  131.  
  132.         flydll **tmp=new flydll *[ndll+1];
  133.         memcpy(tmp,dll,sizeof(flydll *)*ndll);
  134.         if (dll) delete dll;
  135.         dll=tmp;
  136.         
  137.         dll[ndll]=new flydll;
  138.         dll[ndll]->hdll=d;
  139.         strcpy(dll[ndll]->dll_filename,filename);
  140.         dll[ndll]->num_classes=(int (*)())GetProcAddress(d,"num_classes");
  141.         dll[ndll]->get_class_desc=(class_desc *(*)(int i))GetProcAddress(d,"get_class_desc");
  142.         dll[ndll]->fly_message=(int (*)(int msg,int param,void *data))GetProcAddress(d,"fly_message");
  143.         dll[ndll]->nclasses=0;
  144.  
  145.         return ndll++;
  146.     }
  147.     return -1;
  148. }
  149.  
  150. int flydllgroup::delete_dll(char *filename)
  151. {
  152.     int i,j=0,k;
  153.     
  154.     for( i=0;i<ndll;i++ )
  155.         if (!strcmp(filename,dll[i]->dll_filename))
  156.             break;
  157.         else j+=dll[i]->nclasses;
  158.     if (i==ndll)
  159.         return 0;
  160.     
  161.     for( k=j;k<j+dll[i]->nclasses;k++ )
  162.     {
  163.         char *name=cd[k]->get_name();
  164.         int len=strlen(name);
  165.  
  166.         bsp_object *o=flyengine->stock_obj0;
  167.         while(o)
  168.         {
  169.             if (!strncmp(o->name,name,len))
  170.             {
  171.                 bsp_object *tmp=o;
  172.                 o=(bsp_object *)o->next_obj;
  173.                 delete_class(tmp);
  174.             }
  175.             else o=(bsp_object *)o->next_obj;
  176.         }
  177.     }
  178.  
  179.     memcpy(&cd[j],&cd[j+dll[i]->nclasses],(ncd-(j+dll[i]->nclasses))*sizeof(class_desc *));
  180.     ncd-=dll[i]->nclasses;
  181.     delete dll[i];
  182.     memcpy(&dll[i],&dll[i+1],(ndll-(i+1))*sizeof(flydll *));
  183.     ndll--;
  184.     return 1;
  185. }
  186.  
  187. void flydllgroup::delete_references(bsp_object *o)
  188. {
  189.     param_desc pd;
  190.     int n,k;
  191.     bsp_object *obj;
  192.     
  193.     obj=flyengine->active_obj0;
  194.     while(obj)
  195.     {
  196.         n=obj->get_param_desc(0,0);
  197.         for( k=0;k<n;k++ )
  198.             {
  199.             obj->get_param_desc(k,&pd);
  200.             if (pd.type>255 || pd.type<-255 || pd.type=='d' || pd.type=='o')
  201.                 if ((*((bsp_object **)pd.data))==o)
  202.                     *((bsp_object **)pd.data)=0;
  203.             }
  204.         
  205.         obj=(bsp_object *)obj->next_obj;
  206.     }
  207.  
  208.     obj=flyengine->stock_obj0;
  209.     while(obj)
  210.     {
  211.         n=obj->get_param_desc(0,0);
  212.         for( k=0;k<n;k++ )
  213.             {
  214.             obj->get_param_desc(k,&pd);
  215.             if (pd.type>255 || pd.type<-255 || pd.type=='d' || pd.type=='o')
  216.                 if ((*((bsp_object **)pd.data))==o)
  217.                     *((bsp_object **)pd.data)=0;
  218.             }
  219.         
  220.         obj=(bsp_object *)obj->next_obj;
  221.     }
  222. }
  223.  
  224. void flydllgroup::delete_class(bsp_object *o)
  225. {
  226.     bsp_object **op=0;
  227.  
  228.     op=&flyengine->active_obj0;
  229.     while( *op )
  230.     {
  231.         bsp_object *tmp=*op;
  232.         if (tmp->source==o)
  233.         {
  234.             if (flyengine->cam==tmp)
  235.                 flyengine->cam=0;
  236.             if (flyengine->player==tmp)
  237.                 flyengine->player=0;
  238.             *op=(bsp_object *)tmp->next_obj;
  239.             tmp->next_obj=0;
  240.             delete_references(tmp);
  241.             tmp->remove_from_bsp();
  242.             delete tmp;
  243.         }
  244.         else 
  245.             op=(bsp_object **)&tmp->next_obj;
  246.     }
  247.  
  248.     op=&flyengine->stock_obj0;
  249.     while( *op )
  250.     {
  251.         bsp_object *tmp=*op;
  252.         if (tmp==o)
  253.         {
  254.             if (flyengine->cam==tmp)
  255.                 flyengine->cam=0;
  256.             if (flyengine->player==tmp)
  257.                 flyengine->player=0;
  258.             *op=(bsp_object *)tmp->next_obj;
  259.             delete_references(tmp);
  260.             tmp->next_obj=0;
  261.             delete tmp;
  262.         }
  263.         else 
  264.             op=(bsp_object **)&tmp->next_obj;
  265.     }
  266. }
  267.  
  268. bsp_object *flydllgroup::add_class(char *name)
  269. {
  270.     int i;
  271.     bsp_object *o=0;
  272.     for( i=0;i<ncd;i++ )
  273.         if (!stricmp(name,cd[i]->get_name()))
  274.             break;
  275.     if (i<ncd)
  276.     {
  277.         o=(bsp_object *)cd[i]->create();
  278.         o->next_obj=flyengine->stock_obj0;
  279.         flyengine->stock_obj0=o;
  280.         o->pos.null();
  281.         o->rot.null();
  282.         o->vel.null();
  283.         o->force.null();
  284.         o->align_z(vector(0,0,1));
  285.         o->force.null();
  286.         o->col_flag=0;
  287.         o->bump=0;
  288.         o->friction=0;
  289.         o->life=0;
  290.         o->mass=0.0f;
  291.         o->radius=0.0;
  292.         o->active=0;
  293.         int i,j,len;
  294.         param_desc pd;
  295.         i=o->get_param_desc(0,0);
  296.         for( j=0;j<i;j++ )
  297.         {
  298.             o->get_param_desc(j,&pd);
  299.             len=4;
  300.             if (pd.type=='v' || pd.type=='c')
  301.                 len=12;
  302.             else if (pd.type=='s')
  303.                 len=1;
  304.             if (pd.type=='p')
  305.                 *((int *)pd.data)=-1;
  306.             else memset(pd.data,0,len);
  307.         }
  308.     }
  309.     return o;
  310. }
  311.  
  312. void flydllgroup::move_dll(char *filename,int newrelpos)
  313. {
  314.     int i,j,k;
  315.     for( i=0;i<ndll;i++ )
  316.         if (!strcmp(filename,dll[i]->dll_filename))
  317.             break;
  318.     if (i<ndll)
  319.     {
  320.         flydll *d=dll[i];
  321.         dll[i]=dll[i+newrelpos];
  322.         dll[i+newrelpos]=d;
  323.  
  324.         k=0;
  325.         for( i=0;i<ndll;i++ )
  326.             for( j=0;j<dll[i]->nclasses;j++ )
  327.                 cd[k++]=dll[i]->get_class_desc(j);
  328.     }
  329. }
  330.