/* Creates a new object */ NODE *newobj(void) { NODE *result = newnode(OBJECT); NODE *binding = newnode(CONS); setcar(binding, theName(Name_licenseplate)); setobject(binding, newplate()); setvars(result, binding); return result; }
void make_runparse(NODE *ndi) { NODE *rp_list; rp_list = runparse(ndi); ref(rp_list); /* I don't understand why this is necessary.*/ setobject(ndi, rp_list); settype(ndi, RUN_PARSE); }
/* Initializes Object Logo */ void obj_init(void) { logo_object = newobj(); current_object = logo_object; setvars(logo_object, cons(theName(Name_name), getvars(logo_object))); setobject(getvars(logo_object), make_static_strnode("Logo")); /* [[initlist] [exist output self]] */ askexist = cons(cons(theName(Name_initlist), NIL), cons(cons(theName(Name_exist), cons(theName(Name_output), cons(theName(Name_self), NIL))), NIL)); }
/* Creates the object variable named Symbol, or the object variables named , * SymbolList within the current object. * @params - Symbol or SymbolList */ NODE *lhave(NODE *args) { if (is_list(car(args))) { if (cdr(args) != NIL) { err_logo(TOO_MUCH, NIL); /* too many inputs */ } args = car(args); } /* now args is always a list of symbols. args should not equal to NIL because that is checked for before. */ while (args != NIL && NOT_THROWING) { NODE *sym = intern(car(args)); NODE *binding = assoc(sym, getvars(current_object)); if (binding == NIL) { setvars(current_object, cons(sym, getvars(current_object))); setobject(getvars(current_object), UNBOUND); } args = cdr(args); } return UNBOUND; }
/* An explicit control evaluator, taken almost directly from SICP, section * 5.2. list is a flat list of expressions to evaluate. where is a label to * begin at. Return value depends on where. */ NODE *evaluator(NODE *list, enum labels where) { /* registers */ NODE *exp = NIL, /* the current expression */ *val = NIL, /* the value of the last expression */ *proc = NIL, /* the procedure definition */ *argl = NIL, /* evaluated argument list */ *unev = NIL, /* list of unevaluated expressions */ *stack = NIL, /* register stack */ *parm = NIL, /* the current formal */ *catch_tag = NIL, *arg = NIL; /* the current actual */ /* registers that don't get reference counted, so we pretend they're ints */ FIXNUM vsp = 0, /* temp ptr into var_stack */ cont = 0, /* where to go next */ formals = (FIXNUM)NIL; /* list of formal parameters */ int i, nargs; BOOLEAN tracing; /* are we tracing the current procedure? */ FIXNUM oldtailcall; /* in case of reentrant use of evaluator */ FIXNUM repcount; /* count for repeat */ FIXNUM old_ift_iff; oldtailcall = tailcall; old_ift_iff = ift_iff_flag; save2(var,this_line); assign(var, var_stack); save2(fun,ufun); cont = (FIXNUM)all_done; numsave((FIXNUM)cont); newcont(where); goto fetch_cont; begin_line: ref(list); assign(this_line, list); newcont(end_line); begin_seq: make_tree(list); if (!is_tree(list)) { assign(val, UNBOUND); goto fetch_cont; } assign(unev, tree__tree(list)); assign(val, UNBOUND); goto eval_sequence; end_line: if (val != UNBOUND) { if (NOT_THROWING) err_logo(DK_WHAT, val); deref(val); } val = NIL; deref(list); goto fetch_cont; /* ----------------- EVAL ---------------------------------- */ tail_eval_dispatch: tailcall = 1; eval_dispatch: switch (nodetype(exp)) { case QUOTE: /* quoted literal */ assign(val, node__quote(exp)); goto fetch_cont; case COLON: /* variable */ assign(val, valnode__colon(exp)); while (val == UNBOUND && NOT_THROWING) assign(val, err_logo(NO_VALUE, node__colon(exp))); goto fetch_cont; case CONS: /* procedure application */ if (tailcall == 1 && is_macro(car(exp)) && is_list(procnode__caseobj(car(exp)))) { /* tail call to user-defined macro must be treated as non-tail * because the expression returned by the macro * remains to be evaluated in the caller's context */ assign(unev, NIL); goto non_tail_eval; } assign(fun, car(exp)); if (cdr(exp) != NIL) goto ev_application; else goto ev_no_args; default: assign(val, exp); /* self-evaluating */ goto fetch_cont; } ev_no_args: /* Evaluate an application of a procedure with no arguments. */ assign(argl, NIL); goto apply_dispatch; /* apply the procedure */ ev_application: /* Evaluate an application of a procedure with arguments. */ assign(unev, cdr(exp)); assign(argl, NIL); mixsave(tailcall,var); num2save(val_status,ift_iff_flag); save2(didnt_get_output,didnt_output_name); eval_arg_loop: if (unev == NIL) goto eval_args_done; assign(exp, car(unev)); if (exp == Not_Enough_Node) { if (NOT_THROWING) err_logo(NOT_ENOUGH, NIL); goto eval_args_done; } save(argl); save2(unev,fun); save2(ufun,last_ufun); save2(this_line,last_line); assign(var, var_stack); tailcall = -1; val_status = 1; assign(didnt_get_output, cons_list(0,fun,ufun,this_line,END_OF_LIST)); assign(didnt_output_name, NIL); newcont(accumulate_arg); goto eval_dispatch; /* evaluate the current argument */ accumulate_arg: /* Put the evaluated argument into the argl list. */ reset_args(var); restore2(this_line,last_line); restore2(ufun,last_ufun); assign(last_call, fun); restore2(unev,fun); restore(argl); while (NOT_THROWING && val == UNBOUND) { assign(val, err_logo(DIDNT_OUTPUT, NIL)); } push(val, argl); pop(unev); goto eval_arg_loop; eval_args_done: restore2(didnt_get_output,didnt_output_name); num2restore(val_status,ift_iff_flag); mixrestore(tailcall,var); if (stopping_flag == THROWING) { assign(val, UNBOUND); goto fetch_cont; } assign(argl, reverse(argl)); /* --------------------- APPLY ---------------------------- */ apply_dispatch: /* Load in the procedure's definition and decide whether it's a compound * procedure or a primitive procedure. */ proc = procnode__caseobj(fun); if (is_macro(fun)) { num2save(val_status,tailcall); val_status = 1; newcont(macro_return); } if (proc == UNDEFINED) { if (ufun != NIL) { untreeify_proc(ufun); } if (NOT_THROWING) assign(val, err_logo(DK_HOW, fun)); else assign(val, UNBOUND); goto fetch_cont; } if (is_list(proc)) goto compound_apply; /* primitive_apply */ if (NOT_THROWING) assign(val, (*getprimfun(proc))(argl)); else assign(val, UNBOUND); #define do_case(x) case x: goto x; fetch_cont: { enum labels x = (enum labels)cont; cont = (FIXNUM)car(stack); numpop(&stack); switch (x) { do_list(do_case) default: abort(); } } compound_apply: #ifdef mac check_mac_stop(); #endif #ifdef ibm check_ibm_stop(); #endif if (tracing = flag__caseobj(fun, PROC_TRACED)) { for (i = 0; i < trace_level; i++) print_space(writestream); trace_level++; ndprintf(writestream, "( %s ", fun); } /* Bind the actuals to the formals */ vsp = (FIXNUM)var_stack; /* remember where we came in */ for (formals = (FIXNUM)formals__procnode(proc); formals != (FIXNUM)NIL; formals = (FIXNUM)cdr((NODE *)formals)) { parm = car((NODE *)formals); if (nodetype(parm) == INT) break; /* default # args */ if (argl != NIL) { arg = car(argl); if (tracing) { print_node(writestream, maybe_quote(arg)); print_space(writestream); } } else arg = UNBOUND; if (nodetype(parm) == CASEOBJ) { if (not_local(parm,(NODE *)vsp)) { push(parm, var_stack); setobject(var_stack, valnode__caseobj(parm)); } tell_shadow(parm); setvalnode__caseobj(parm, arg); } else if (nodetype(parm) == CONS) { /* parm is optional or rest */ if (not_local(car(parm),(NODE *)vsp)) { push(car(parm), var_stack); setobject(var_stack, valnode__caseobj(car(parm))); } tell_shadow(car(parm)); if (cdr(parm) == NIL) { /* parm is rest */ setvalnode__caseobj(car(parm), argl); break; } if (arg == UNBOUND) { /* use default */ save2(fun,var); save2(ufun,last_ufun); save2(this_line,last_line); save2(didnt_output_name,didnt_get_output); num2save(ift_iff_flag,val_status); assign(var, var_stack); tailcall = -1; val_status = 1; mixsave(formals,argl); numsave(vsp); assign(list, cdr(parm)); if (NOT_THROWING) make_tree(list); else assign(list, NIL); if (!is_tree(list)) { assign(val, UNBOUND); goto set_args_continue; } assign(unev, tree__tree(list)); assign(val, UNBOUND); newcont(set_args_continue); goto eval_sequence; set_args_continue: numrestore(vsp); mixrestore(formals,argl); parm = car((NODE *)formals); reset_args(var); num2restore(ift_iff_flag,val_status); restore2(didnt_output_name,didnt_get_output); restore2(this_line,last_line); restore2(ufun,last_ufun); restore2(fun,var); arg = val; } setvalnode__caseobj(car(parm), arg); } if (argl != NIL) pop(argl); } if (check_throwing) { assign(val, UNBOUND); goto fetch_cont; } vsp = 0; if (tracing = flag__caseobj(fun, PROC_TRACED)) { if (NOT_THROWING) print_char(writestream, ')'); new_line(writestream); save(fun); newcont(compound_apply_continue); } assign(val, UNBOUND); assign(last_ufun, ufun); assign(ufun, fun); assign(last_line, this_line); assign(this_line, NIL); proc = procnode__caseobj(fun); assign(list, bodylist__procnode(proc)); /* get the body ... */ make_tree_from_body(list); if (!is_tree(list)) { goto fetch_cont; } assign(unev, tree__tree(list)); if (NOT_THROWING) stopping_flag = RUN; assign(output_node, UNBOUND); if (val_status == 1) val_status = 2; else if (val_status == 5) val_status = 3; else val_status = 0; eval_sequence: /* Evaluate each expression in the sequence. Stop as soon as * val != UNBOUND. */ if (!RUNNING || val != UNBOUND) { goto fetch_cont; } if (nodetype(unev) == LINE) { assign(this_line, unparsed__line(unev)); if (flag__caseobj(ufun, PROC_STEPPED)) { char junk[20]; if (tracing) { int i = 1; while (i++ < trace_level) print_space(stdout); } print_node(stdout, this_line); ndprintf(stdout, " >>> "); input_blocking++; #ifndef TIOCSTI if (!setjmp(iblk_buf)) #endif #ifdef __ZTC__ ztc_getcr(); #else fgets(junk, 19, stdin); #endif input_blocking = 0; update_coords('\n'); } } assign(exp, car(unev)); pop(unev); if (is_list(exp) && (is_tailform(procnode__caseobj(car(exp))))) { if (nameis(car(exp),Output) || nameis(car(exp),Op)) { assign(didnt_get_output, cons_list(0,car(exp),ufun,this_line,END_OF_LIST)); assign(didnt_output_name, NIL); if (val_status == 2 || val_status == 3) { val_status = 1; assign(exp, cadr(exp)); goto tail_eval_dispatch; } else if (ufun == NIL) { err_logo(AT_TOPLEVEL,car(exp)); assign(val, UNBOUND); goto fetch_cont; } else if (val_status < 4) { val_status = 1; assign(exp, cadr(exp)); assign(unev, NIL); goto non_tail_eval; /* compute value then give error */ } } else if (nameis(car(exp),Stop)) { if (ufun == NIL) { err_logo(AT_TOPLEVEL,car(exp)); assign(val, UNBOUND); goto fetch_cont; } else if (val_status == 0 || val_status == 3) { assign(val, UNBOUND); goto fetch_cont; } else if (val_status < 4) { assign(didnt_output_name, fun); assign(val, UNBOUND); goto fetch_cont; } } else { /* maybeoutput */ assign(exp, cadr(exp)); val_status = 5; goto tail_eval_dispatch; } } if (unev == NIL) { if (val_status == 2 || val_status == 4) { assign(didnt_output_name, fun); assign(unev, UNBOUND); goto non_tail_eval; } else { goto tail_eval_dispatch; } } if (is_list(car(unev)) && nameis(car(car(unev)),Stop)) { if ((val_status == 0 || val_status == 3) && ufun != NIL) { goto tail_eval_dispatch; } else if (val_status < 4) { assign(didnt_output_name, fun); goto tail_eval_dispatch; } } non_tail_eval: save2(unev,fun); num2save(ift_iff_flag,val_status); save2(ufun,last_ufun); save2(this_line,last_line); save(var); assign(var, var_stack); tailcall = 0; newcont(eval_sequence_continue); goto eval_dispatch; eval_sequence_continue: reset_args(var); restore(var); restore2(this_line,last_line); restore2(ufun,last_ufun); if (dont_fix_ift) { num2restore(dont_fix_ift,val_status); dont_fix_ift = 0; } else num2restore(ift_iff_flag,val_status); restore2(unev,fun); if (stopping_flag == MACRO_RETURN) { if (unev == UNBOUND) assign(unev, NIL); assign(unev, append(val, unev)); assign(val, UNBOUND); stopping_flag = RUN; if (unev == NIL) goto fetch_cont; } else if (val_status < 4) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2 && NOT_THROWING) { assign(didnt_output_name,Output); err_logo(DIDNT_OUTPUT,Output); } if (val == UNBOUND && val_status == 1 && NOT_THROWING) { assign(didnt_output_name,Stop); err_logo(DIDNT_OUTPUT,Output); } goto fetch_cont; } } if (val != UNBOUND) { err_logo((unev == NIL ? DK_WHAT_UP : DK_WHAT), val); assign(val, UNBOUND); } if (NOT_THROWING && (unev == NIL || unev == UNBOUND)) { if (val_status != 4) err_logo(DIDNT_OUTPUT,NIL); goto fetch_cont; } goto eval_sequence; compound_apply_continue: /* Only get here if tracing */ restore(fun); --trace_level; if (NOT_THROWING) { for (i = 0; i < trace_level; i++) print_space(writestream); print_node(writestream, fun); if (val == UNBOUND) ndprintf(writestream, " stops\n"); else { ref(val); ndprintf(writestream, " outputs %s\n", maybe_quote(val)); deref(val); } } goto fetch_cont; /* --------------------- MACROS ---------------------------- */ macro_return: num2restore(val_status,tailcall); while (!is_list(val) && NOT_THROWING) { assign(val,err_logo(ERR_MACRO,val)); } if (NOT_THROWING) { if (is_cont(val)) { newcont(cont__cont(val)); val->n_car = NIL; assign(val, val__cont(val)); goto fetch_cont; } macro_reval: if (tailcall == 0) { make_tree(val); stopping_flag = MACRO_RETURN; if (!is_tree(val)) assign(val, NIL); else assign(val, tree__tree(val)); goto fetch_cont; } assign(list,val); goto begin_seq; } assign(val, UNBOUND); goto fetch_cont; runresult_continuation: assign(list, val); newcont(runresult_followup); val_status = 5; goto begin_seq; runresult_followup: if (val == UNBOUND) { assign(val, NIL); } else { assign(val, cons(val, NIL)); } goto fetch_cont; repeat_continuation: assign(list, cdr(val)); repcount = getint(car(val)); repeat_again: assign(val, UNBOUND); if (repcount == 0) goto fetch_cont; mixsave(repcount,list); num2save(val_status,tailcall); val_status = 4; newcont(repeat_followup); goto begin_seq; repeat_followup: if (val != UNBOUND && NOT_THROWING) { ref(val); err_logo(DK_WHAT, val); unref(val); } num2restore(val_status,tailcall); mixrestore(repcount,list); if (val_status < 4 && tailcall != 0) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2) { err_logo(DK_WHAT_UP,val); } goto fetch_cont; } } if (repcount > 0) /* negative means forever */ --repcount; #ifdef mac check_mac_stop(); #endif #ifdef ibm check_ibm_stop(); #endif if (RUNNING) goto repeat_again; assign(val, UNBOUND); goto fetch_cont; catch_continuation: assign(list, cdr(val)); assign(catch_tag, car(val)); if (compare_node(catch_tag,Error,TRUE) == 0) { push(Erract, var_stack); setobject(var_stack, valnode__caseobj(Erract)); setvalnode__caseobj(Erract, UNBOUND); } save(catch_tag); save2(didnt_output_name,didnt_get_output); num2save(val_status,tailcall); newcont(catch_followup); val_status = 5; goto begin_seq; catch_followup: num2restore(val_status,tailcall); restore2(didnt_output_name,didnt_get_output); restore(catch_tag); if (val_status < 4 && tailcall != 0) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2) { err_logo(DK_WHAT_UP,val); } } } if (stopping_flag == THROWING && compare_node(throw_node, catch_tag, TRUE) == 0) { throw_node = reref(throw_node, UNBOUND); stopping_flag = RUN; assign(val, output_node); } goto fetch_cont; begin_apply: /* This is for lapply. */ assign(fun, car(val)); while (nodetype(fun) == ARRAY && NOT_THROWING) assign(fun, err_logo(APPLY_BAD_DATA, fun)); assign(argl, cadr(val)); assign(val, UNBOUND); while (!is_list(argl) && NOT_THROWING) assign(argl, err_logo(APPLY_BAD_DATA, argl)); if (NOT_THROWING && fun != NIL) { if (is_list(fun)) { /* template */ if (is_list(car(fun)) && cdr(fun) != NIL) { /* lambda form */ formals = (FIXNUM)car(fun); numsave(tailcall); tailcall = 0; llocal((NODE *)formals); /* bind the formals locally */ numrestore(tailcall); for ( ; formals && argl && NOT_THROWING; formals = (FIXNUM)cdr((NODE *)formals), assign(argl, cdr(argl))) setvalnode__caseobj(car((NODE *)formals), car(argl)); assign(val, cdr(fun)); goto macro_reval; } else { /* question-mark form */ save(qm_list); assign(qm_list, argl); assign(list, fun); make_tree(list); if (list == NIL || !is_tree(list)) { goto qm_failed; } assign(unev, tree__tree(list)); save2(didnt_output_name,didnt_get_output); num2save(val_status,tailcall); newcont(qm_continue); val_status = 5; goto eval_sequence; qm_continue: num2restore(val_status,tailcall); restore2(didnt_output_name,didnt_get_output); if (val_status < 4 && tailcall != 0) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2) { err_logo(DK_WHAT_UP,val); } } } qm_failed: restore(qm_list); goto fetch_cont; } } else { /* name of procedure to apply */ int min, max, n; NODE *arg; assign(fun, intern(fun)); if (procnode__caseobj(fun) == UNDEFINED && NOT_THROWING && fun != Null_Word) silent_load(fun, NULL); /* try ./<fun>.lg */ if (procnode__caseobj(fun) == UNDEFINED && NOT_THROWING && fun != Null_Word) silent_load(fun, logolib); /* try <logolib>/<fun> */ proc = procnode__caseobj(fun); while (proc == UNDEFINED && NOT_THROWING) { assign(val, err_logo(DK_HOW_UNREC, fun)); } if (NOT_THROWING) { if (nodetype(proc) == CONS) { min = getint(minargs__procnode(proc)); max = getint(maxargs__procnode(proc)); } else { if (getprimdflt(proc) < 0) { /* special form */ err_logo(DK_HOW_UNREC, fun); /* can't apply */ goto fetch_cont; } else { min = getprimmin(proc); max = getprimmax(proc); } } for (n = 0, arg = argl; arg != NIL; n++, arg = cdr(arg)); if (n < min) { err_logo(NOT_ENOUGH, NIL); } else if (n > max && max >= 0) { err_logo(TOO_MUCH, NIL); } else { goto apply_dispatch; } } } } goto fetch_cont; all_done: tailcall = oldtailcall; ift_iff_flag = old_ift_iff; restore2(fun,ufun); reset_args(var); restore2(var,this_line); deref(argl);deref(unev);deref(stack);deref(catch_tag);deref(exp); return(val); }
int display_browser_handler(window_info *win) { //title bar //draw_menu_title_bar(browser_menu_x,browser_menu_y-16,browser_menu_x_len); // window drawing glEnable(GL_BLEND); glBlendFunc(GL_ONE,GL_SRC_ALPHA); glDisable(GL_TEXTURE_2D); glDisable(GL_BLEND); glColor3f(0.77f,0.57f,0.39f); glBegin(GL_LINES); //scroll bar if(!mc){ glVertex3i(win->len_x-20,20,0); glVertex3i(win->len_x-20,400,0); } if(cd!=-1){ glVertex3i(win->len_x-15,30,0); glVertex3i(win->len_x-10,25,0); glVertex3i(win->len_x-10,25,0); glVertex3i(win->len_x-5,30,0); glVertex3i(win->len_x-15,385,0); glVertex3i(win->len_x-10,390,0); glVertex3i(win->len_x-10,390,0); glVertex3i(win->len_x-5,385,0); //separators glVertex3i(0+200,0,0); glVertex3i(0+200,0+400,0); glVertex3i(0,0+200,0); glVertex3i(0+400,0+200,0); } glEnd(); glEnable(GL_TEXTURE_2D); // The X if(!mc){ draw_string(win->len_x-16,160,(unsigned char *)"B",1); draw_string(win->len_x-16,180,(unsigned char *)"A",1); draw_string(win->len_x-16,200,(unsigned char *)"C",1); draw_string(win->len_x-16,220,(unsigned char *)"K",1); } draw_string(0+win->len_x-16,0+2,(unsigned char *)"X",1); if(cd==-1){ //display dir select menu int i,x=0,y=2; if(mc==1){ for(i=0;i<=cc;i++){ draw_string(x+2,0+y,(unsigned char *)Cat[i].Name,1); y+=18; if(y>=398){ x=210; y=2; } } }else{ for(i=0;i<Cat[ccat].ns;i++){ draw_string(x+2,0+y,(unsigned char *)Cat[ccat].Sub[i]->DirName,1); y+=18; if(y>=398){ x=210; y=2; } } } }else{ // display specified dir int i=cp,valid_object=0; float tz=zoom_level; char fn[256]; // Prepare to render Leave2DMode(); glEnable(GL_CULL_FACE); glEnableClientState(GL_VERTEX_ARRAY); glEnableClientState(GL_TEXTURE_COORD_ARRAY); if(have_multitexture && clouds_shadows){ //bind the detail texture glActiveTextureARB(GL_TEXTURE1_ARB); glEnable(GL_TEXTURE_2D); #ifdef NEW_TEXTURES bind_texture_unbuffered(ground_detail_text); #else /* NEW_TEXTURES */ glBindTexture(GL_TEXTURE_2D, texture_cache[ground_detail_text].texture_id); #endif /* NEW_TEXTURES */ glActiveTextureARB(GL_TEXTURE0_ARB); glEnable(GL_TEXTURE_2D); } // Now we draw the 4 objects zoom_level=3.0; window_resize(); glRotatef(-60, 1.0f, 0.0f, 0.0f); glRotatef(0, 0.0f, 0.0f, 1.0f); glRotatef(45, 0.0f, 0.0f, 1.0f); glViewport(win->pos_x,window_height-win->pos_y-150,200,150); glClearStencil(0); glClear (GL_DEPTH_BUFFER_BIT); #ifdef LINUX strcpy(fn,exec_path); #else //Fedora: don't ask me why, if you use exec_path, e3d files are not found strcpy(fn,"."/*exec_path*/); #endif strcat(fn,Dir[cd].Files[i]); valid_object=setobject(0,fn,Dir[cd].xrot[i],Dir[cd].yrot[i],Dir[cd].zrot[i]); if(valid_object){ glPushMatrix(); glScalef(Dir[cd].size[i],Dir[cd].size[i],Dir[cd].size[i]); draw_3d_object(&o3d[0]); glPopMatrix(); } if(i+1<Dir[cd].nf){ glViewport(win->pos_x+200,window_height-win->pos_y-150,200,150); glClearStencil(0); glClear (GL_DEPTH_BUFFER_BIT); #ifdef LINUX strcpy(fn,exec_path); #else //Fedora: don't ask me why, if you use exec_path, e3d files are not found strcpy(fn,"."/*exec_path*/); #endif strcat(fn,Dir[cd].Files[i+1]); valid_object=setobject(1,fn,Dir[cd].xrot[i+1],Dir[cd].yrot[i+1],Dir[cd].zrot[i+1]); if(valid_object){ glPushMatrix(); glScalef(Dir[cd].size[i+1],Dir[cd].size[i+1],Dir[cd].size[i+1]); draw_3d_object(&o3d[1]); glPopMatrix(); } } if(i+2<Dir[cd].nf){ glViewport(win->pos_x,window_height-win->pos_y-350,200,150); glClearStencil(0); glClear (GL_DEPTH_BUFFER_BIT); #ifdef LINUX strcpy(fn,exec_path); #else //Fedora: don't ask me why, if you use exec_path, e3d files are not found strcpy(fn,"."/*exec_path*/); #endif strcat(fn,Dir[cd].Files[i+2]); valid_object=setobject(2,fn,Dir[cd].xrot[i+2],Dir[cd].yrot[i+2],Dir[cd].zrot[i+2]); if(valid_object){ glPushMatrix(); glScalef(Dir[cd].size[i+2],Dir[cd].size[i+2],Dir[cd].size[i+2]); draw_3d_object(&o3d[2]); glPopMatrix(); } } if(i+3<Dir[cd].nf){ glViewport(win->pos_x+200,window_height-win->pos_y-350,200,150); glClearStencil(0); glClear (GL_DEPTH_BUFFER_BIT); #ifdef LINUX strcpy(fn,exec_path); #else //Fedora: don't ask me why, if you use exec_path, e3d files are not found strcpy(fn,"."/*exec_path*/); #endif strcat(fn,Dir[cd].Files[i+3]); valid_object=setobject(3,fn,Dir[cd].xrot[i+3],Dir[cd].yrot[i+3],Dir[cd].zrot[i+3]); if(valid_object){ glPushMatrix(); glScalef(Dir[cd].size[i+3],Dir[cd].size[i+3],Dir[cd].size[i+3]); draw_3d_object(&o3d[3]); glPopMatrix(); } } zoom_level=tz; window_resize(); // Back to normal glViewport(0,0,window_width,window_height); glDisable(GL_CULL_FACE); glDisableClientState(GL_VERTEX_ARRAY); glDisableClientState(GL_TEXTURE_COORD_ARRAY); if(have_multitexture && clouds_shadows) { //disable the second texture unit glActiveTextureARB(GL_TEXTURE1_ARB); glDisable(GL_TEXTURE_2D); glActiveTextureARB(GL_TEXTURE0_ARB); } Enter2DMode(); CHECK_GL_ERRORS(); // Object names draw_string(win->pos_x+2,win->pos_y+200-18,(unsigned char *)Dir[cd].Names[i],1); draw_string(win->pos_x+2,win->pos_y+400-18,(unsigned char *)Dir[cd].Names[i+2],1); draw_string(win->pos_x+202,win->pos_y+200-18,(unsigned char *)Dir[cd].Names[i+1],1); draw_string(win->pos_x+202,win->pos_y+400-18,(unsigned char *)Dir[cd].Names[i+3],1); } return 1; }
/* Set the line pointer for a tree. */ void make_line(NODE *tree, NODE *line) { setobject(tree, line); settype(tree, LINE); }