/* Various routines that prompt for things. */ #include #include #ifndef XFRACT #include #elif !defined(__386BSD__) #include #include #ifndef __SVR4 # include #else # include #ifndef DIRENT #define DIRENT #endif #endif #endif #ifdef __TURBOC__ #include #elif !defined(__386BSD__) #include #endif #ifdef XFRACT #include #endif #ifdef __hpux #include #endif #ifdef __SVR4 #include #endif /* see Fractint.c for a description of the "include" hierarchy */ #include "port.h" #include "prototyp.h" #include "fractype.h" #include "helpdefs.h" /* Routines in this module */ static int check_f6_key(int curkey,int choice); static int expand_dirname(char *dirname,char *drive); static int filename_speedstr(int, int, int, char *, int); /* speed key state values */ #define MATCHING 0 /* string matches list - speed key mode */ #define TEMPLATE -2 /* wild cards present - buiding template */ #define SEARCHPATH -3 /* no match - building path search name */ #define FILEATTR 0x37 /* File attributes; select all but volume labels */ #define HIDDEN 2 #define SYSTEM 4 #define SUBDIR 16 #define MAXNUMFILES 2977L struct DIR_SEARCH DTA; /* Allocate DTA and define structure */ #define GETFORMULA 0 #define GETLSYS 1 #define GETIFS 2 #define GETPARM 3 char commandmask[13] = {"*.par"}; /* --------------------------------------------------------------------- */ /* get_toggles() is called from FRACTINT.C whenever the 'x' key is pressed. This routine prompts for several options, sets the appropriate variables, and returns the following code to the calling routine: -1 routine was ESCAPEd - no need to re-generate the image. 0 nothing changed, or minor variable such as "overwrite=". No need to re-generate the image. 1 major variable changed (such as "inside="). Re-generate the image. Finally, remember to insert variables in the list *and* check for them in the same order!!! */ #define LOADCHOICES(X) {\ static FCODE tmp[] = { X };\ far_strcpy(ptr,(char far *)tmp);\ choices[++k]= ptr;\ ptr += sizeof(tmp);\ } int get_toggles() { static FCODE o_hdg[]={"Basic Options\n(not all combinations make sense)"}; char hdg[sizeof(o_hdg)]; char far *choices[20]; char far *ptr; int oldhelpmode; char prevsavename[FILE_MAX_DIR+1]; char *savenameptr; struct fullscreenvalues uvalues[25]; int i, j, k; char old_usr_stdcalcmode; long old_maxit,old_logflag; int old_inside,old_outside,old_soundflag; int old_biomorph,old_decomp; int old_fillcolor; int old_stoppass; double old_closeprox; char *calcmodes[] ={"1","2","3","g","g1","g2","g3","g4","g5","g6","b","s","t","d","o"}; char *soundmodes[5]={s_off,s_beep,s_x,s_y,s_z}; char *insidemodes[]={"numb",s_maxiter,s_zmag,s_bof60,s_bof61,s_epscross, s_startrail,s_period,s_atan,s_fmod}; char *outsidemodes[]={"numb",s_iter,s_real,s_imag,s_mult,s_sum,s_atan, s_fmod,s_tdis}; far_strcpy(hdg,o_hdg); ptr = (char far *)MK_FP(extraseg,0); k = -1; LOADCHOICES("Passes (1,2,3, g[uess], b[ound], t[ess], d[iffu], o[rbit])"); uvalues[k].type = 'l'; uvalues[k].uval.ch.vlen = 3; uvalues[k].uval.ch.llen = sizeof(calcmodes)/sizeof(*calcmodes); uvalues[k].uval.ch.list = calcmodes; uvalues[k].uval.ch.val = (usr_stdcalcmode == '1') ? 0 : (usr_stdcalcmode == '2') ? 1 : (usr_stdcalcmode == '3') ? 2 : (usr_stdcalcmode == 'g' && stoppass == 0) ? 3 : (usr_stdcalcmode == 'g' && stoppass == 1) ? 4 : (usr_stdcalcmode == 'g' && stoppass == 2) ? 5 : (usr_stdcalcmode == 'g' && stoppass == 3) ? 6 : (usr_stdcalcmode == 'g' && stoppass == 4) ? 7 : (usr_stdcalcmode == 'g' && stoppass == 5) ? 8 : (usr_stdcalcmode == 'g' && stoppass == 6) ? 9 : (usr_stdcalcmode == 'b') ? 10 : (usr_stdcalcmode == 's') ? 11 : (usr_stdcalcmode == 't') ? 12 : (usr_stdcalcmode == 'd') ? 13 : /* "o"rbits */ 14; old_usr_stdcalcmode = usr_stdcalcmode; old_stoppass = stoppass; #ifndef XFRACT LOADCHOICES("Floating Point Algorithm"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = usr_floatflag; #endif LOADCHOICES("Maximum Iterations (2 to 2,147,483,647)"); uvalues[k].type = 'L'; uvalues[k].uval.Lval = old_maxit = maxit; LOADCHOICES("Inside Color (0-# of colors, if Inside=numb)"); uvalues[k].type = 'i'; if (inside >= 0) uvalues[k].uval.ival = inside; else uvalues[k].uval.ival = 0; LOADCHOICES("Inside (numb,maxit,zmag,bof60,bof61,epscr,star,per,atan,fmod)"); uvalues[k].type = 'l'; uvalues[k].uval.ch.vlen = 12; uvalues[k].uval.ch.llen = sizeof(insidemodes)/sizeof(*insidemodes); uvalues[k].uval.ch.list = insidemodes; if(inside >= 0) /* numb */ uvalues[k].uval.ch.val = 0; else if(inside == -1) /* maxiter */ uvalues[k].uval.ch.val = 1; else if(inside == ZMAG) uvalues[k].uval.ch.val = 2; else if(inside == BOF60) uvalues[k].uval.ch.val = 3; else if(inside == BOF61) uvalues[k].uval.ch.val = 4; else if(inside == EPSCROSS) uvalues[k].uval.ch.val = 5; else if(inside == STARTRAIL) uvalues[k].uval.ch.val = 6; else if(inside == PERIOD) uvalues[k].uval.ch.val = 7; else if(inside == ATANI) uvalues[k].uval.ch.val = 8; else if(inside == FMODI) uvalues[k].uval.ch.val = 9; old_inside = inside; LOADCHOICES("Outside Color (0-# of colors, if Outside=numb)"); uvalues[k].type = 'i'; if (outside >= 0) uvalues[k].uval.ival = outside; else uvalues[k].uval.ival = 0; LOADCHOICES("Outside (numb,iter,real,imag,mult,summ,atan,fmod,tdis)"); uvalues[k].type = 'l'; uvalues[k].uval.ch.vlen = 4; uvalues[k].uval.ch.llen = sizeof(outsidemodes)/sizeof(*outsidemodes); uvalues[k].uval.ch.list = outsidemodes; if(outside >= 0) /* numb */ uvalues[k].uval.ch.val = 0; else uvalues[k].uval.ch.val = -outside; old_outside = outside; LOADCHOICES("Savename (.GIF implied)"); uvalues[k].type = 's'; strcpy(prevsavename,savename); savenameptr = strrchr(savename, SLASHC); if(savenameptr == NULL) savenameptr = savename; else savenameptr++; /* point past slash */ strcpy(uvalues[k].uval.sval,savenameptr); LOADCHOICES("File Overwrite ('overwrite=')"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = overwrite; LOADCHOICES("Sound (off, beep, x, y, z)"); uvalues[k].type = 'l'; uvalues[k].uval.ch.vlen = 4; uvalues[k].uval.ch.llen = 5; uvalues[k].uval.ch.list = soundmodes; uvalues[k].uval.ch.val = (old_soundflag = soundflag)&7; if (rangeslen == 0) { LOADCHOICES("Log Palette (0=no,1=yes,-1=old,+n=cmprsd,-n=sqrt, 2=auto)"); uvalues[k].type = 'L'; } else { LOADCHOICES("Log Palette (n/a, ranges= parameter is in effect)"); uvalues[k].type = '*'; } uvalues[k].uval.Lval = old_logflag = LogFlag; LOADCHOICES("Biomorph Color (-1 means OFF)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = old_biomorph = usr_biomorph; LOADCHOICES("Decomp Option (2,4,8,..,256, 0=OFF)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = old_decomp = decomp[0]; LOADCHOICES("Fill Color (normal,#) (works with passes=t, b and d)"); uvalues[k].type = 's'; if(fillcolor < 0) strcpy(uvalues[k].uval.sval,s_normal); else sprintf(uvalues[k].uval.sval,"%d",fillcolor); old_fillcolor = fillcolor; #ifdef XFRACT LOADCHOICES("Orbit delay (0 = none)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = orbit_delay; #endif LOADCHOICES("Proximity value for inside=epscross and fmod"); uvalues[k].type = 'f'; /* should be 'd', but prompts get messed up JCO */ uvalues[k].uval.dval = old_closeprox = closeprox; oldhelpmode = helpmode; helpmode = HELPXOPTS; i = fullscreen_prompt(hdg,k+1,choices,uvalues,0,NULL); helpmode = oldhelpmode; if (i < 0) { return(-1); } /* now check out the results (*hopefully* in the same order ) */ k = -1; j = 0; /* return code */ usr_stdcalcmode = calcmodes[uvalues[++k].uval.ch.val][0]; stoppass = (int)calcmodes[uvalues[k].uval.ch.val][1] - (int)'0'; if(stoppass < 0 || stoppass > 6 || usr_stdcalcmode != 'g') stoppass = 0; if(usr_stdcalcmode == 'o' && calctype == lyapunov) /* Oops,lyapunov type */ usr_stdcalcmode = old_usr_stdcalcmode; /* doesn't use new & breaks orbits */ if (old_usr_stdcalcmode != usr_stdcalcmode) j++; if (old_stoppass != stoppass) j++; #ifndef XFRACT if (uvalues[++k].uval.ch.val != usr_floatflag) { usr_floatflag = (char)uvalues[k].uval.ch.val; j++; } #endif ++k; maxit = uvalues[k].uval.Lval; if (maxit < 0) maxit = old_maxit; if (maxit < 2) maxit = 2; if (maxit != old_maxit) j++; inside = uvalues[++k].uval.ival; if (inside < 0) inside = -inside; if (inside >= colors) inside = (inside % colors) + (inside / colors); { int tmp; tmp = uvalues[++k].uval.ch.val; if (tmp > 0) switch (tmp) { case 1: inside = -1; /* maxiter */ break; case 2: inside = ZMAG; break; case 3: inside = BOF60; break; case 4: inside = BOF61; break; case 5: inside = EPSCROSS; break; case 6: inside = STARTRAIL; break; case 7: inside = PERIOD; break; case 8: inside = ATANI; break; case 9: inside = FMODI; break; } } if (inside != old_inside) j++; outside = uvalues[++k].uval.ival; if (outside < 0) outside = -outside; if (outside >= colors) outside = (outside % colors) + (outside / colors); { int tmp; tmp = uvalues[++k].uval.ch.val; if (tmp > 0) outside = -tmp; } if (outside != old_outside) j++; strcpy(savenameptr,uvalues[++k].uval.sval); if (strcmp(savename,prevsavename)) resave_flag = started_resaves = 0; /* forget pending increment */ overwrite = (char)uvalues[++k].uval.ch.val; soundflag = ((soundflag >> 3) << 3) | (uvalues[++k].uval.ch.val); if (soundflag != old_soundflag && ((soundflag&7) > 1 || (old_soundflag&7) > 1)) j++; LogFlag = uvalues[++k].uval.Lval; if (LogFlag != old_logflag) { j++; Log_Auto_Calc = 0; /* turn it off, use the supplied value */ } usr_biomorph = uvalues[++k].uval.ival; if (usr_biomorph >= colors) usr_biomorph = (usr_biomorph % colors) + (usr_biomorph / colors); if (usr_biomorph != old_biomorph) j++; decomp[0] = uvalues[++k].uval.ival; if (decomp[0] != old_decomp) j++; if(strncmp(strlwr(uvalues[++k].uval.sval),s_normal,4)==0) fillcolor = -1; else fillcolor = atoi(uvalues[k].uval.sval); if (fillcolor < 0) fillcolor = -1; if (fillcolor >= colors) fillcolor = (fillcolor % colors) + (fillcolor / colors); if (fillcolor != old_fillcolor) j++; #ifdef XFRACT orbit_delay = uvalues[++k].uval.ival; #endif ++k; closeprox = uvalues[k].uval.dval; if (closeprox != old_closeprox) j++; /* if (j >= 1) j = 1; need to know how many prompts changed for quick_calc JCO 6/23/2001 */ return(j); } /* get_toggles2() is similar to get_toggles, invoked by 'y' key */ int get_toggles2() { static FCODE o_hdg[]={"Extended Options\n\ (not all combinations make sense)"}; char hdg[sizeof(o_hdg)]; char far *ptr; char far *choices[20]; int oldhelpmode; struct fullscreenvalues uvalues[25]; int i, j, k; int old_rotate_lo,old_rotate_hi; int old_distestwidth, old_periodicity, old_orbit_interval; double old_potparam[3],old_inversion[3]; long old_usr_distest; far_strcpy(hdg,o_hdg); ptr = (char far *)MK_FP(extraseg,0); /* fill up the choices (and previous values) arrays */ k = -1; LOADCHOICES("Look for finite attractor (0=no,>0=yes,<0=phase)"); uvalues[k].type = 'i'; uvalues[k].uval.ch.val = finattract; LOADCHOICES("Potential Max Color (0 means off)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = (int)(old_potparam[0] = potparam[0]); LOADCHOICES(" Slope"); uvalues[k].type = 'd'; uvalues[k].uval.dval = old_potparam[1] = potparam[1]; LOADCHOICES(" Bailout"); uvalues[k].type = 'i'; uvalues[k].uval.ival = (int)(old_potparam[2] = potparam[2]); LOADCHOICES(" 16 bit values"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = pot16bit; LOADCHOICES("Distance Estimator (0=off, <0=edge, >0=on):"); uvalues[k].type = 'L'; uvalues[k].uval.Lval = old_usr_distest = usr_distest; LOADCHOICES(" width factor:"); uvalues[k].type = 'i'; uvalues[k].uval.ival = old_distestwidth = distestwidth; LOADCHOICES("Inversion radius or \"auto\" (0 means off)"); LOADCHOICES(" center X coordinate or \"auto\""); LOADCHOICES(" center Y coordinate or \"auto\""); k = k - 3; for (i= 0; i < 3; i++) { uvalues[++k].type = 's'; if ((old_inversion[i] = inversion[i]) == AUTOINVERT) sprintf(uvalues[k].uval.sval,"auto"); else sprintf(uvalues[k].uval.sval,"%-1.15lg",inversion[i]); } LOADCHOICES(" (use fixed radius & center when zooming)"); uvalues[k].type = '*'; LOADCHOICES("Color cycling from color (0 ... 254)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = old_rotate_lo = rotate_lo; LOADCHOICES(" to color (1 ... 255)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = old_rotate_hi = rotate_hi; LOADCHOICES("Periodicity (0=off, <0=show, >0=on, -255..+255)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = old_periodicity = usr_periodicitycheck; LOADCHOICES("Orbit interval (1 ... 255)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = old_orbit_interval = (int)orbit_interval; oldhelpmode = helpmode; helpmode = HELPYOPTS; i = fullscreen_prompt(hdg,k+1,choices,uvalues,0,NULL); helpmode = oldhelpmode; if (i < 0) { return(-1); } /* now check out the results (*hopefully* in the same order ) */ k = -1; j = 0; /* return code */ if (uvalues[++k].uval.ch.val != finattract) { finattract = uvalues[k].uval.ch.val; j = 1; } potparam[0] = uvalues[++k].uval.ival; if (potparam[0] != old_potparam[0]) j = 1; potparam[1] = uvalues[++k].uval.dval; if (potparam[0] != 0.0 && potparam[1] != old_potparam[1]) j = 1; potparam[2] = uvalues[++k].uval.ival; if (potparam[0] != 0.0 && potparam[2] != old_potparam[2]) j = 1; if (uvalues[++k].uval.ch.val != pot16bit) { pot16bit = uvalues[k].uval.ch.val; if (pot16bit) { /* turned it on */ if (potparam[0] != 0.0) j = 1; } else /* turned it off */ if (dotmode != 11) /* ditch the disk video */ enddisk(); else /* keep disk video, but ditch the fraction part at end */ disk16bit = 0; } ++k; /* usr_distest = (uvalues[k].uval.ival > 32000) ? 32000 : uvalues[k].uval.ival; */ usr_distest = uvalues[k].uval.Lval; if (usr_distest != old_usr_distest) j = 1; ++k; distestwidth = uvalues[k].uval.ival; if (usr_distest && distestwidth != old_distestwidth) j = 1; for (i = 0; i < 3; i++) { if (uvalues[++k].uval.sval[0] == 'a' || uvalues[k].uval.sval[0] == 'A') inversion[i] = AUTOINVERT; else inversion[i] = atof(uvalues[k].uval.sval); if (old_inversion[i] != inversion[i] && (i == 0 || inversion[0] != 0.0)) j = 1; } invert = (inversion[0] == 0.0) ? 0 : 3; ++k; rotate_lo = uvalues[++k].uval.ival; rotate_hi = uvalues[++k].uval.ival; if (rotate_lo < 0 || rotate_hi > 255 || rotate_lo > rotate_hi) { rotate_lo = old_rotate_lo; rotate_hi = old_rotate_hi; } usr_periodicitycheck = uvalues[++k].uval.ival; if (usr_periodicitycheck > 255) usr_periodicitycheck = 255; if (usr_periodicitycheck < -255) usr_periodicitycheck = -255; if (usr_periodicitycheck != old_periodicity) j = 1; orbit_interval = uvalues[++k].uval.ival; if (orbit_interval > 255) orbit_interval = 255; if (orbit_interval < 1) orbit_interval = 1; if (orbit_interval != old_orbit_interval) j = 1; return(j); } /* for videomodes added new options "virtual x/y" that change "sx/ydots" */ /* for diskmode changed "viewx/ydots" to "virtual x/y" that do as above */ /* (since for diskmode they were updated by x/ydots that should be the */ /* same as sx/ydots for that mode) */ /* videotable and videoentry are now updated even for non-disk modes */ /* --------------------------------------------------------------------- */ /* get_view_params() is called from FRACTINT.C whenever the 'v' key is pressed. Return codes are: -1 routine was ESCAPEd - no need to re-generate the image. 0 minor variable changed. No need to re-generate the image. 1 View changed. Re-generate the image. */ int get_view_params() { static FCODE o_hdg[]={"View Window Options"}; char hdg[sizeof(o_hdg)]; char far *choices[16]; char far *ptr; int oldhelpmode; struct fullscreenvalues uvalues[25]; int i, k; float old_viewreduction,old_aspectratio; int old_viewwindow,old_viewxdots,old_viewydots,old_sxdots,old_sydots; unsigned long estm_xmax=32767,estm_ymax=32767; #ifndef XFRACT unsigned long vidmem = (unsigned long)video_vram << 16; int truebytes = videoentry.dotmode/1000; if (dotmode == 28) /* setvideo might have changed mode 27 to 28 */ dotmode = videoentry.dotmode%100; #endif far_strcpy(hdg,o_hdg); ptr = (char far *)MK_FP(extraseg,0); /* Because the scrolling (and virtual screen width) must be aligned to 8 bytes, that gives: 8 pixels for 8 bit (truebytes == 0; ++truebytes == 1;) 4 pixels for 15 bit (truebytes == 1; ++truebytes == 2;) 4 pixels for 16 bit (truebytes == 2;) 8 pixels for 24 bit (truebytes == 3;) 2 pixels for 32 bit (truebytes == 4;) so for odd truebytes (8 and 24 bit) it does &= ..FFF8 (&= -8) if truebytes==2 (15 and 16 bit) it does &= ..FFFC (&= -4) if truebytes==4 (32 bit) it does &= ..FFFE (&= -2) */ #ifndef XFRACT if (dotmode == 28 && virtual) { /* virtual screen limits estimation */ if (truebytes < 2) ++truebytes; vidmem /= truebytes; estm_xmax = vesa_yres ? vidmem/vesa_yres : 0; estm_ymax = vesa_xres ? vidmem/vesa_xres : 0; estm_xmax &= truebytes&1 ? -8 : truebytes - 6; } #endif old_viewwindow = viewwindow; old_viewreduction = viewreduction; old_aspectratio = finalaspectratio; old_viewxdots = viewxdots; old_viewydots = viewydots; old_sxdots = sxdots; old_sydots = sydots; get_view_restart: /* fill up the previous values arrays */ k = -1; if (dotmode != 11) { LOADCHOICES("Preview display? (no for full screen)"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = viewwindow; LOADCHOICES("Auto window size reduction factor"); uvalues[k].type = 'f'; uvalues[k].uval.dval = viewreduction; LOADCHOICES("Final media overall aspect ratio, y/x"); uvalues[k].type = 'f'; uvalues[k].uval.dval = finalaspectratio; LOADCHOICES("Crop starting coordinates to new aspect ratio?"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = viewcrop; LOADCHOICES("Explicit size x pixels (0 for auto size)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = viewxdots; LOADCHOICES(" y pixels (0 to base on aspect ratio)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = viewydots; } LOADCHOICES(""); uvalues[k].type = '*'; #ifndef XFRACT if (virtual && dotmode == 28 && chkd_vvs && !video_scroll) { LOADCHOICES("Your graphics card does NOT support virtual screens."); uvalues[k].type = '*'; } #endif if (dotmode == 11 || (virtual && dotmode == 28)) { LOADCHOICES("Virtual screen total x pixels"); uvalues[k].type = 'i'; uvalues[k].uval.ival = sxdots; if (dotmode == 11) { LOADCHOICES(" y pixels"); } else { LOADCHOICES(" y pixels (0: by aspect ratio)"); } uvalues[k].type = 'i'; uvalues[k].uval.ival = sydots; } #ifndef XFRACT if (virtual && dotmode == 28) { char dim[50]; static FCODE xmsg[] = {"Video memory limits: (for y = "}; static FCODE ymsg[] = {" (for x = "}; static FCODE midxmsg[] = {") x <= "}; static FCODE midymsg[] = {") y <= "}; char *scrolltypes[] ={"fixed","relaxed"}; LOADCHOICES("Keep aspect? (cuts both x & y when either too big)"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = video_cutboth; LOADCHOICES("Zoombox scrolling (f[ixed], r[elaxed])"); uvalues[k].type = 'l'; uvalues[k].uval.ch.vlen = 7; uvalues[k].uval.ch.llen = sizeof(scrolltypes)/sizeof(*scrolltypes); uvalues[k].uval.ch.list = scrolltypes; uvalues[k].uval.ch.val = zscroll; LOADCHOICES(""); uvalues[k].type = '*'; sprintf(dim,"%Fs%4u%Fs%lu",(char far *)xmsg,vesa_yres,(char far *)midxmsg,estm_xmax); far_strcpy(ptr,(char far *)dim); choices[++k]= ptr; ptr += sizeof(dim); uvalues[k].type = '*'; sprintf(dim,"%Fs%4u%Fs%lu",(char far *)ymsg,vesa_xres,(char far *)midymsg,estm_ymax); far_strcpy(ptr,(char far *)dim); choices[++k]= ptr; ptr += sizeof(dim); uvalues[k].type = '*'; LOADCHOICES(""); uvalues[k].type = '*'; } #endif if (dotmode != 11) { LOADCHOICES("Press "FK_F4" to reset view parameters to defaults."); uvalues[k].type = '*'; } oldhelpmode = helpmode; /* this prevents HELP from activating */ helpmode = HELPVIEW; i = fullscreen_prompt(hdg,k+1,choices,uvalues,16,NULL); helpmode = oldhelpmode; /* re-enable HELP */ if (i < 0) { return(-1); } if (i == F4 && dotmode != 11) { viewwindow = viewxdots = viewydots = 0; viewreduction = (float)4.2; viewcrop = 1; finalaspectratio = screenaspect; if (dotmode == 28) { sxdots = vesa_xres ? vesa_xres : old_sxdots; sydots = vesa_yres ? vesa_yres : old_sydots; video_cutboth = 1; zscroll = 1; } goto get_view_restart; } /* now check out the results (*hopefully* in the same order ) */ k = -1; if (dotmode != 11) { viewwindow = uvalues[++k].uval.ch.val; viewreduction = (float)uvalues[++k].uval.dval; finalaspectratio = (float)uvalues[++k].uval.dval; viewcrop = uvalues[++k].uval.ch.val; viewxdots = uvalues[++k].uval.ival; viewydots = uvalues[++k].uval.ival; } ++k; if (virtual && dotmode == 28 && chkd_vvs && !video_scroll) ++k; /* add 1 if not supported line is inserted */ if (dotmode == 11 || (virtual && dotmode == 28)) { sxdots = uvalues[++k].uval.ival; sydots = uvalues[++k].uval.ival; #ifndef XFRACT video_cutboth = uvalues[++k].uval.ch.val; zscroll = uvalues[++k].uval.ch.val; #endif if ((unsigned long)sxdots > estm_xmax) sxdots = (int)estm_xmax; if (sxdots < 2) sxdots = 2; if (sydots == 0 && dotmode == 28) { /* auto by aspect ratio request */ if (finalaspectratio == 0.0) { if (viewwindow && viewxdots != 0 && viewydots != 0) finalaspectratio = (float)viewydots/viewxdots; else finalaspectratio = old_aspectratio; } sydots = (int)(finalaspectratio * sxdots + 0.5); } if ((unsigned long)sydots > estm_ymax) sydots = (int)estm_ymax; if (sydots < 2) sydots = 2; } #ifndef XFRACT if (virtual && dotmode == 28) { /* virtual screen smaller than physical screen, use view window */ if (sxdots < vesa_xres && sydots < vesa_yres) { viewwindow = 1; viewxdots = sxdots; viewydots = sydots; sxdots = vesa_xres; sydots = vesa_yres; } else { viewwindow = 0; /* make sure it is off */ viewxdots = 0; viewydots = 0; } /* if virtual screen is too large */ if( (unsigned long)((sxdots < vesa_xres) ? vesa_xres : sxdots) * ((sydots < vesa_yres) ? vesa_yres : sydots) > vidmem) { /* and we have to keep ratio */ if (video_cutboth) { double tmp,virtaspect = (double)sydots / sxdots; /* we need vidmem >= x * y == x * x * virtaspect */ tmp = sqrt(vidmem / virtaspect); sxdots = (tmp > (double)estm_xmax) ? (int)estm_xmax : (int)tmp; sxdots &= truebytes&1 ? -8 : truebytes - 6; if (sxdots < 2) sxdots = 2; tmp = sxdots * virtaspect; sydots = (tmp > (double)estm_ymax) ? (int)estm_ymax : (int)tmp; /* if sydots < 2 here, then sxdots > estm_xmax */ } else { /* cut only the y value */ sydots = (int)((double)vidmem / ((sxdots < vesa_xres) ? vesa_xres : sxdots)); } } } #endif if (dotmode == 11 || (virtual && dotmode == 28)) { videoentry.xdots = sxdots; videoentry.ydots = sydots; far_memcpy((char far *)&videotable[adapter],(char far *)&videoentry, sizeof(videoentry)); if (finalaspectratio == 0.0) finalaspectratio = (float)sydots/sxdots; } if (viewxdots != 0 && viewydots != 0 && viewwindow && finalaspectratio == 0.0) finalaspectratio = (float)viewydots/viewxdots; else if (finalaspectratio == 0.0 && (viewxdots == 0 || viewydots == 0)) finalaspectratio = old_aspectratio; if (finalaspectratio != old_aspectratio && viewcrop) aspectratio_crop(old_aspectratio,finalaspectratio); i = 0; if (viewwindow != old_viewwindow || sxdots != old_sxdots || sydots != old_sydots || (viewwindow && ( viewreduction != old_viewreduction || finalaspectratio != old_aspectratio || viewxdots != old_viewxdots || (viewydots != old_viewydots && viewxdots) ) ) ) i = 1; return(i); } /* get_cmd_string() is called from FRACTINT.C whenever the 'g' key is pressed. Return codes are: -1 routine was ESCAPEd - no need to re-generate the image. 0 parameter changed, no need to regenerate >0 parameter changed, regenerate */ int get_cmd_string() { static FCODE o_msg[] = {"Enter command string to use."}; char msg[sizeof(o_msg)]; int oldhelpmode; int i; static char cmdbuf[61]; far_strcpy(msg,o_msg); oldhelpmode = helpmode; helpmode = HELPCOMMANDS; i = field_prompt(0,msg,NULL,cmdbuf,60,NULL); helpmode = oldhelpmode; if (i >= 0 && cmdbuf[0] != 0) { i = cmdarg(cmdbuf, 2); if(debugflag == 98) { backwards_v18(); backwards_v19(); backwards_v20(); } } return(i); } /* --------------------------------------------------------------------- */ int Distribution = 30, Offset = 0, Slope = 25; long con; double starfield_values[4] = { 30.0,100.0,5.0,0.0 }; char GreyFile[] = "altern.map"; int starfield(void) { int c; busy = 1; if (starfield_values[0] < 1.0) starfield_values[0] = 1.0; if (starfield_values[0] > 100.0) starfield_values[0] = 100.0; if (starfield_values[1] < 1.0) starfield_values[1] = 1.0; if (starfield_values[1] > 100.0) starfield_values[1] = 100.0; if (starfield_values[2] < 1.0) starfield_values[2] = 1.0; if (starfield_values[2] > 100.0) starfield_values[2] = 100.0; Distribution = (int)(starfield_values[0]); con = (long)(((starfield_values[1]) / 100.0) * (1L << 16)); Slope = (int)(starfield_values[2]); if (ValidateLuts(GreyFile) != 0) { static FCODE msg[]={"Unable to load ALTERN.MAP"}; stopmsg(0,msg); busy = 0; return(-1); } spindac(0,1); /* load it, but don't spin */ for(row = 0; row < ydots; row++) { for(col = 0; col < xdots; col++) { if(keypressed()) { buzzer(1); busy = 0; return(1); } c = getcolor(col, row); if(c == inside) c = colors-1; putcolor(col, row, GausianNumber(c, colors)); } } buzzer(0); busy = 0; return(0); } int get_starfield_params(void) { static FCODE o_hdg[]={"Starfield Parameters"}; static FCODE o_sf1[] = {"Star Density in Pixels per Star"}; static FCODE o_sf2[] = {"Percent Clumpiness"}; static FCODE o_sf3[] = {"Ratio of Dim stars to Bright"}; char hdg[sizeof(o_hdg)]; char sf1[sizeof(o_sf1)]; char sf2[sizeof(o_sf2)]; char sf3[sizeof(o_sf3)]; struct fullscreenvalues uvalues[3]; int oldhelpmode; int i; char far *starfield_prompts[3]; far_strcpy(hdg,o_hdg); far_strcpy(sf1,o_sf1); far_strcpy(sf2,o_sf2); far_strcpy(sf3,o_sf3); starfield_prompts[0] = sf1; starfield_prompts[1] = sf2; starfield_prompts[2] = sf3; if(colors < 255) { static FCODE msg[]={"starfield requires 256 color mode"}; stopmsg(0,msg); return(-1); } for (i = 0; i < 3; i++) { uvalues[i].uval.dval = starfield_values[i]; uvalues[i].type = 'f'; } stackscreen(); oldhelpmode = helpmode; helpmode = HELPSTARFLD; i = fullscreen_prompt(hdg,3,starfield_prompts,uvalues,0,NULL); helpmode = oldhelpmode; unstackscreen(); if (i < 0) { return(-1); } for (i = 0; i < 3; i++) starfield_values[i] = uvalues[i].uval.dval; return(0); } static char *masks[] = {"*.pot","*.gif"}; int get_rds_params(void) { static FCODE o_hdg[] = {"Random Dot Stereogram Parameters"}; static FCODE o_rds0[] = {"Depth Effect (negative reverses front and back)"}; static FCODE o_rds1[] = {"Image width in inches"}; static FCODE o_rds2[] = {"Use grayscale value for depth? (if \"no\" uses color number)"}; static FCODE o_rds3[] = {"Calibration bars"}; static FCODE o_rds4[] = {"Use image map? (if \"no\" uses random dots)"}; static FCODE o_rds5[] = {" If yes, use current image map name? (see below)"}; char hdg[sizeof(o_hdg)]; char rds0[sizeof(o_rds0)]; char rds1[sizeof(o_rds1)]; char rds2[sizeof(o_rds2)]; char rds3[sizeof(o_rds3)]; char rds4[sizeof(o_rds4)]; char rds5[sizeof(o_rds5)]; char rds6[60]; char *stereobars[] = {"none", "middle", "top"}; struct fullscreenvalues uvalues[7]; char far *rds_prompts[7]; int oldhelpmode; int i,k; int ret; static char reuse = 0; stackscreen(); for(;;) { ret = 0; /* copy to make safe from overlay change */ far_strcpy(hdg,o_hdg); far_strcpy(rds0,o_rds0); far_strcpy(rds1,o_rds1); far_strcpy(rds2,o_rds2); far_strcpy(rds3,o_rds3); far_strcpy(rds4,o_rds4); far_strcpy(rds5,o_rds5); rds_prompts[0] = rds0; rds_prompts[1] = rds1; rds_prompts[2] = rds2; rds_prompts[3] = rds3; rds_prompts[4] = rds4; rds_prompts[5] = rds5; rds_prompts[6] = rds6; k=0; uvalues[k].uval.ival = AutoStereo_depth; uvalues[k++].type = 'i'; uvalues[k].uval.dval = AutoStereo_width; uvalues[k++].type = 'f'; uvalues[k].uval.ch.val = grayflag; uvalues[k++].type = 'y'; uvalues[k].type = 'l'; uvalues[k].uval.ch.list = stereobars; uvalues[k].uval.ch.vlen = 6; uvalues[k].uval.ch.llen = 3; uvalues[k++].uval.ch.val = calibrate; uvalues[k].uval.ch.val = image_map; uvalues[k++].type = 'y'; if(*stereomapname != 0 && image_map) { char *p; uvalues[k].uval.ch.val = reuse; uvalues[k++].type = 'y'; uvalues[k++].type = '*'; for(i=0;i) */ k = -1; *x = uvalues[++k].uval.dval; *y = uvalues[++k].uval.dval; unstackscreen(); return(i); } /* --------------------------------------------------------------------- */ int get_commands() /* execute commands from file */ { int ret; FILE *parmfile; long point; int oldhelpmode; ret = 0; oldhelpmode = helpmode; helpmode = HELPPARMFILE; if ((point = get_file_entry(GETPARM,"Parameter Set", commandmask,CommandFile,CommandName)) >= 0 && (parmfile = fopen(CommandFile,"rb")) != NULL) { fseek(parmfile,point,SEEK_SET); ret = load_commands(parmfile); } helpmode = oldhelpmode; return(ret); } /* --------------------------------------------------------------------- */ void goodbye() /* we done. Bail out */ { char goodbyemessage[40]; int ret; static FCODE gbm[]={" Thank You for using "FRACTINT}; #ifndef XFRACT union REGS r; #endif if (resume_info != 0) end_resume(); if (evolve_handle != 0) MemoryRelease(evolve_handle); if (gene_handle != 0) MemoryRelease(gene_handle); if (imgboxhandle != 0 || prmboxhandle != 0) ReleaseParamBox(); if (history != 0) MemoryRelease(history); if (oldhistory_handle != 0) MemoryRelease(oldhistory_handle); enddisk(); discardgraphics(); ExitCheck(); far_strcpy(goodbyemessage, gbm); #ifdef WINFRACT return; #endif if(*s_makepar != 0) setvideotext(); #ifdef XFRACT UnixDone(); printf("\n\n\n%s\n",goodbyemessage); /* printf takes far pointer */ #else if(*s_makepar != 0) { r.h.al = (char)((mode7text == 0) ? exitmode : 7); r.h.ah = 0; int86(0x10, &r, &r); printf("\n\n\n%s\n",goodbyemessage); /* printf takes far pointer */ } #endif if(*s_makepar != 0) { movecursor(6,0); discardgraphics(); /* if any emm/xmm tied up there, release it */ } stopslideshow(); end_help(); ret = 0; if (initbatch == 3) /* exit with error code for batch file */ ret = 2; else if (initbatch == 4) ret = 1; exit(ret); } /* --------------------------------------------------------------------- */ #ifdef XFRACT static char searchdir[FILE_MAX_DIR]; static char searchname[FILE_MAX_PATH]; static char searchext[FILE_MAX_EXT]; static DIR *currdir = NULL; #endif int fr_findfirst(char *path) /* Find 1st file (or subdir) meeting path/filespec */ { #ifndef XFRACT union REGS regs; regs.h.ah = 0x1A; /* Set DTA to filedata */ regs.x.dx = (unsigned)&DTA; intdos(®s, ®s); regs.h.ah = 0x4E; /* Find 1st file meeting path */ regs.x.dx = (unsigned)path; regs.x.cx = FILEATTR; intdos(®s, ®s); return(regs.x.ax); /* Return error code */ #else if (currdir != NULL) { closedir(currdir); currdir = NULL; } splitpath(path,NULL,searchdir,searchname,searchext); if (searchdir[0]=='\0') { currdir = opendir("."); } else { currdir = opendir(searchdir); } if (currdir==NULL) { return -1; } else { return fr_findnext(); } #endif } int fr_findnext() /* Find next file (or subdir) meeting above path/filespec */ { #ifndef XFRACT union REGS regs; regs.h.ah = 0x4F; /* Find next file meeting path */ regs.x.dx = (unsigned)&DTA; intdos(®s, ®s); return(regs.x.ax); #else #ifdef DIRENT struct dirent *dirEntry; #else struct direct *dirEntry; #endif struct stat sbuf; char thisname[FILE_MAX_PATH]; char tmpname[FILE_MAX_PATH]; char thisext[FILE_MAX_EXT]; for(;;) { dirEntry = readdir(currdir); if (dirEntry == NULL) { closedir(currdir); currdir = NULL; return -1; } else if (dirEntry->d_ino != 0) { splitpath(dirEntry->d_name,NULL,NULL,thisname,thisext); strncpy(DTA.filename,dirEntry->d_name,13); DTA.filename[12]='\0'; strcpy(tmpname,searchdir); strcat(tmpname,dirEntry->d_name); stat(tmpname,&sbuf); DTA.size = sbuf.st_size; if ((sbuf.st_mode&S_IFMT)==S_IFREG && (searchname[0]=='*' || strcmp(searchname,thisname)==0) && (searchext[0]=='*' || strcmp(searchext,thisext)==0)) { DTA.attribute = 0; return 0; } else if (((sbuf.st_mode&S_IFMT)==S_IFDIR) && ((searchname[0]=='*' || searchext[0]=='*') || (strcmp(searchname,thisname)==0))) { DTA.attribute = SUBDIR; return 0; } } } #endif } #if 0 void heap_sort(void far *ra1, int n, unsigned sz, int (__cdecl *fct)(VOIDFARPTR arg1,VOIDFARPTR arg2)) { int ll,j,ir,i; void far *rra; char far *ra; ra = (char far *)ra1; ra -= sz; ll=(n>>1)+1; ir=n; for(;;) { if(ll>1) rra = *((char far *far *)(ra+(--ll)*sz)); else { rra = *((char far * far *)(ra+ir*sz)); *((char far * far *)(ra+ir*sz))=*((char far * far *)(ra+sz)); if(--ir == 1) { *((char far * far *)(ra+sz))=rra; return; } } i = ll; j = ll <<1; while (j <= ir) { if(jname,DTA.filename,13); choices[filecount]->name[12] = '\0'; choices[filecount]->type = 1; dircount++; if(strcmp(DTA.filename,"..")==0) notroot = 1; } out = fr_findnext(); } tmpmask[masklen] = 0; if(template[0]) makepath(tmpmask,drive,dir,fname,ext); do { if(numtemplates > 1) strcpy(&(tmpmask[masklen]),masks[j]); out = fr_findfirst(tmpmask); while(out == 0 && filecount < MAXNUMFILES) { if(!(DTA.attribute & SUBDIR)) { if(rds) { sprintf(speedstr,"%s",DTA.filename); putstringcenter(2,0,80,C_GENERAL_INPUT,speedstr); splitpath(DTA.filename,NULL,NULL,fname,ext); /* just using speedstr as a handy buffer */ makepath(speedstr,drive,dir,fname,ext); #ifndef XFRACT strlwr(DTA.filename); #endif far_strncpy(choices[++filecount]->name,DTA.filename,13); choices[filecount]->type = 0; } else { #ifndef XFRACT strlwr(DTA.filename); #endif far_strncpy(choices[++filecount]->name,DTA.filename,13); choices[filecount]->type = 0; } } out = fr_findnext(); } } while (++j < numtemplates); if (++filecount == 0) { far_strcpy(choices[filecount]->name,"*nofiles*"); choices[filecount]->type = 0; ++filecount; } far_strcpy(instr,o_instr); if(dosort) { far_strcat(instr,"off"); shell_sort((void far *far*)choices,filecount,sizeof(char far *),lccompare); /* sort file list */ } else far_strcat(instr,"on"); if(notroot == 0 && dir[0] && dir[0] != SLASHC) /* must be in root directory */ { splitpath(tmpmask,drive,dir,fname,ext); strcpy(dir,SLASH); makepath(tmpmask,drive,dir,fname,ext); } if(numtemplates > 1) { strcat(tmpmask," "); strcat(tmpmask,masks[0]); } strcpy(temp1,hdg); strcat(temp1,"\nTemplate: "); strcat(temp1,tmpmask); strcpy(speedstr,filename); if (speedstr[0] == 0) { for (i=0; itype == 0) break; if (i >= filecount) i = 0; } if(dosort) options = 8; else options = 8+32; i = fullscreen_choice(options,temp1,NULL,instr,filecount,(char far *far*)choices, attributes,5,99,12,i,NULL,speedstr,filename_speedstr,check_f6_key); if (i==-F4) { dosort = 1 - dosort; goto restart; } if (i==-F6) { static int lastdir=0; if (lastdir==0) { strcpy(dir,fract_dir1); } else { strcpy(dir,fract_dir2); } fix_dirname(dir); makepath(flname,drive,dir,"",""); lastdir = 1-lastdir; goto restart; } if (i < 0) { /* restore filename */ strcpy(flname,old_flname); return(-1); } if(speedstr[0] == 0 || speedstate == MATCHING) { if(choices[i]->type) { if(far_strcmp(choices[i]->name,"..") == 0) /* go up a directory */ { if(strcmp(dir,DOTSLASH) == 0) strcpy(dir,DOTDOTSLASH); else { char *s; if((s = strrchr(dir,SLASHC)) != NULL) /* trailing slash */ { *s = 0; if((s = strrchr(dir,SLASHC)) != NULL) *(s+1) = 0; } } } else /* go down a directory */ far_strcat(dir,choices[i]->name); fix_dirname(dir); makepath(flname,drive,dir,"",""); goto restart; } splitpath(choices[i]->name,NULL,NULL,fname,ext); makepath(flname,drive,dir,fname,ext); } else { if (speedstate == SEARCHPATH && strchr(speedstr,'*') == 0 && strchr(speedstr,'?') == 0 && ((fr_findfirst(speedstr) == 0 && (DTA.attribute & SUBDIR))|| strcmp(speedstr,SLASH)==0)) /* it is a directory */ speedstate = TEMPLATE; if(speedstate == TEMPLATE) { /* extract from tempstr the pathname and template information, being careful not to overwrite drive and directory if not newly specified */ char drive1[FILE_MAX_DRIVE]; char dir1[FILE_MAX_DIR]; char fname1[FILE_MAX_FNAME]; char ext1[FILE_MAX_EXT]; splitpath(speedstr,drive1,dir1,fname1,ext1); if(drive1[0]) strcpy(drive,drive1); if(dir1[0]) strcpy(dir,dir1); makepath(flname,drive,dir,fname1,ext1); if(strchr(fname1,'*') || strchr(fname1,'?') || strchr(ext1 ,'*') || strchr(ext1 ,'?')) makepath(template,"","",fname1,ext1); else if(isadirectory(flname)) fix_dirname(flname); goto restart; } else /* speedstate == SEARCHPATH */ { char fullpath[FILE_MAX_DIR]; findpath(speedstr,fullpath); if(fullpath[0]) strcpy(flname,fullpath); else { /* failed, make diagnostic useful: */ strcpy(flname,speedstr); if (strchr(speedstr,SLASHC) == NULL) { splitpath(speedstr,NULL,NULL,fname,ext); makepath(flname,drive,dir,fname,ext); } } } } makepath(browsename,"","",fname,ext); return(0); } #ifdef __CLINT__ #pragma argsused #endif static int check_f6_key(int curkey,int choice) { /* choice is dummy used by other routines called by fullscreen_choice() */ choice = 0; /* to suppress warning only */ if (curkey == F6) return 0-F6; else if (curkey == F4) return 0-F4; return 0; } static int filename_speedstr(int row, int col, int vid, char *speedstring, int speed_match) { char *prompt; if ( strchr(speedstring,':') || strchr(speedstring,'*') || strchr(speedstring,'*') || strchr(speedstring,'?')) { speedstate = TEMPLATE; /* template */ prompt = "File Template"; } else if (speed_match) { speedstate = SEARCHPATH; /* does not match list */ prompt = "Search Path for"; } else { speedstate = MATCHING; prompt = speed_prompt; } putstring(row,col,vid,prompt); return(strlen(prompt)); } int isadirectory(char *s) { int len; char sv; #ifdef _MSC_VER unsigned attrib = 0; #endif despace(s); /* scrunch out white space */ if(strchr(s,'*') || strchr(s,'?')) return(0); /* for my purposes, not a directory */ len = strlen(s); if(len > 0) sv = s[len-1]; /* last char */ else sv = 0; #ifdef _MSC_VER if(_dos_getfileattr(s, &attrib) == 0 && ((attrib&_A_SUBDIR) != 0)) { return(1); /* not a directory or doesn't exist */ } else if(sv == SLASHC) { /* strip trailing slash and try again */ s[len-1] = 0; if(_dos_getfileattr(s, &attrib) == 0 && ((attrib&_A_SUBDIR) != 0)) { s[len-1] = sv; return(1); } s[len-1] = sv; } return(0); #else if(fr_findfirst(s) != 0) /* couldn't find it */ { /* any better ideas?? */ if(sv == SLASHC) /* we'll guess it is a directory */ return(1); else return(0); /* no slashes - we'll guess it's a file */ } else if((DTA.attribute & SUBDIR) != 0) { if(sv == SLASHC) { /* strip trailing slash and try again */ s[len-1] = 0; if(fr_findfirst(s) != 0) /* couldn't find it */ return(0); else if((DTA.attribute & SUBDIR) != 0) return(1); /* we're SURE it's a directory */ else return(0); } else return(1); /* we're SURE it's a directory */ } return(0); #endif } #ifndef XFRACT /* This routine moved to unix.c so we can use it in hc.c */ int splitpath(char far *template,char *drive,char *dir,char *fname,char *ext) { int length; int len; int offset; char far *tmp; if(drive) drive[0] = 0; if(dir) dir[0] = 0; if(fname) fname[0] = 0; if(ext) ext[0] = 0; if((length = far_strlen(template)) == 0) return(0); offset = 0; /* get drive */ if(length >= 2) if(template[1] == ':') { if(drive) { drive[0] = template[offset++]; drive[1] = template[offset++]; drive[2] = 0; } else { offset++; offset++; } } /* get dir */ if(offset < length) { tmp = far_strrchr(template,SLASHC); if(tmp) { tmp++; /* first character after slash */ len = tmp - (char far *)&template[offset]; if(len >= 0 && len < FILE_MAX_DIR && dir) far_strncpy(dir,&template[offset],min(len,FILE_MAX_DIR)); if(len < FILE_MAX_DIR && dir) dir[len] = 0; offset += len; } } else return(0); /* get fname */ if(offset < length) { tmp = far_strrchr(template,'.'); if(tmp < far_strrchr(template,SLASHC) || tmp < far_strrchr(template,':')) tmp = 0; /* in this case the '.' must be a directory */ if(tmp) { /* tmp++; */ /* first character past "." */ len = tmp - (char far *)&template[offset]; if((len > 0) && (offset+len < length) && fname) { far_strncpy(fname,&template[offset],min(len,FILE_MAX_FNAME)); if(len < FILE_MAX_FNAME) fname[len] = 0; else fname[FILE_MAX_FNAME-1] = 0; } offset += len; if((offset < length) && ext) { far_strncpy(ext,&template[offset],FILE_MAX_EXT); ext[FILE_MAX_EXT-1] = 0; } } else if((offset < length) && fname) { far_strncpy(fname,&template[offset],FILE_MAX_FNAME); fname[FILE_MAX_FNAME-1] = 0; } } return(0); } #endif int makepath(char *template,char *drive,char *dir,char *fname,char *ext) { if(template) *template = 0; else return(-1); #ifndef XFRACT if(drive) strcpy(template,drive); #endif if(dir) strcat(template,dir); if(fname) strcat(template,fname); if(ext) strcat(template,ext); return(0); } /* fix up directory names */ void fix_dirname(char *dirname) { int length; despace(dirname); length = strlen(dirname); /* index of last character */ /* make sure dirname ends with a slash */ if(length > 0) if(dirname[length-1] == SLASHC) return; strcat(dirname,SLASH); } static void dir_name(char *target, char *dir, char *name) { *target = 0; if(*dir != 0) strcpy(target,dir); strcat(target,name); } /* opens file in dir directory */ int dir_open(char *dir, char *filename, int oflag, int pmode) { char tmp[FILE_MAX_PATH]; dir_name(tmp,dir,filename); return(open(tmp,oflag,pmode)); } /* removes file in dir directory */ int dir_remove(char *dir,char *filename) { char tmp[FILE_MAX_PATH]; dir_name(tmp,dir,filename); return(remove(tmp)); } /* fopens file in dir directory */ FILE *dir_fopen(char *dir, char *filename, char *mode ) { char tmp[FILE_MAX_PATH]; dir_name(tmp,dir,filename); return(fopen(tmp,mode)); } /* converts relative path to absolute path */ static int expand_dirname(char *dirname,char *drive) { fix_dirname(dirname); if (dirname[0] != SLASHC) { char buf[FILE_MAX_DIR+1],curdir[FILE_MAX_DIR+1]; #ifndef XFRACT int i=0; union REGS regs; struct SREGS sregs; curdir[0] = 0; regs.h.ah = 0x47; /* get current directory */ regs.h.dl = 0; if (drive[0] && drive[0] != ' ') regs.h.dl = (char)(tolower(drive[0])-'a'+1); regs.x.si = (unsigned int) &curdir[0]; segread(&sregs); intdosx(®s, ®s, &sregs); #else getcwd(curdir,FILE_MAX_DIR); #endif strcat(curdir,SLASH); #ifndef XFRACT while (curdir[i] != 0) { curdir[i] = (char)tolower(curdir[i]); i++; } #endif while (strncmp(dirname,DOTSLASH,2) == 0) { strcpy(buf,&dirname[2]); strcpy(dirname,buf); } while (strncmp(dirname,DOTDOTSLASH,3) == 0) { char *s; curdir[strlen(curdir)-1] = 0; /* strip trailing slash */ if ((s = strrchr(curdir,SLASHC)) != NULL) *s = 0; strcat(curdir,SLASH); strcpy(buf,&dirname[3]); strcpy(dirname,buf); } strcpy(buf,dirname); dirname[0] = 0; if (curdir[0] != SLASHC) strcpy(dirname,SLASH); strcat(dirname,curdir); strcat(dirname,buf); } return(0); } /* See if double value was changed by input screen. Problem is that the conversion from double to string and back can make small changes in the value, so will it twill test as "different" even though it is not */ int cmpdbl(double old, double new) { char buf[81]; struct fullscreenvalues val; /* change the old value with the same torture the new value had */ val.type = 'd'; /* most values on this screen are type d */ val.uval.dval = old; prompt_valuestring(buf,&val); /* convert "old" to string */ old = atof(buf); /* convert back */ return(fabs(old-new)xmin; xxmax = curfractalspecific->xmax; yy3rd = yymin = curfractalspecific->ymin; yymax = curfractalspecific->ymax; if (viewcrop && finalaspectratio != screenaspect) aspectratio_crop(screenaspect,finalaspectratio); if(bf_math != 0) fractal_floattobf(); goto gc_loop; } if (cmag) { if ( cmpdbl(Xctr , values[0].uval.dval) || cmpdbl(Yctr , values[1].uval.dval) || cmpdbl((double)Magnification, values[2].uval.dval) || cmpdbl(Xmagfactor , values[3].uval.dval) || cmpdbl(Rotation , values[4].uval.dval) || cmpdbl(Skew , values[5].uval.dval)) { Xctr = values[0].uval.dval; Yctr = values[1].uval.dval; Magnification = values[2].uval.dval; Xmagfactor = values[3].uval.dval; Rotation = values[4].uval.dval; Skew = values[5].uval.dval; if (Xmagfactor == 0) Xmagfactor = 1; cvtcorners(Xctr, Yctr, Magnification, Xmagfactor, Rotation, Skew); } } else { nump = 1; xxmin = values[nump++].uval.dval; yymax = values[nump++].uval.dval; nump++; xxmax = values[nump++].uval.dval; yymin = values[nump++].uval.dval; nump++; xx3rd = values[nump++].uval.dval; yy3rd = values[nump++].uval.dval; if (xx3rd == 0 && yy3rd == 0) { xx3rd = xxmin; yy3rd = yymin; } } if (prompt_ret == F7) { /* toggle corners/center-mag mode */ if (usemag == 0) { cvtcentermag(&Xctr, &Yctr, &Magnification, &Xmagfactor, &Rotation, &Skew); usemag = 1; } else usemag = 0; goto gc_loop; } if(!cmpdbl(oxxmin,xxmin) && !cmpdbl(oxxmax,xxmax) && !cmpdbl(oyymin,yymin) && !cmpdbl(oyymax,yymax) && !cmpdbl(oxx3rd,xx3rd) && !cmpdbl(oyy3rd,yy3rd)) { /* no change, restore values to avoid drift */ xxmin = oxxmin; xxmax = oxxmax; yymin = oyymin; yymax = oyymax; xx3rd = oxx3rd; yy3rd = oyy3rd; return 0; } else return(1); } /* get browse parameters , called from fractint.c and loadfile.c returns 3 if anything changes. code pinched from get_view_params */ int get_browse_params() { static FCODE o_hdg[]={"Browse ('L'ook) Mode Options"}; char hdg[sizeof(o_hdg)]; char far *ptr; char far *choices[10]; int oldhelpmode; struct fullscreenvalues uvalues[25]; int i, k; int old_autobrowse,old_brwschecktype,old_brwscheckparms,old_doublecaution; int old_minbox; double old_toosmall; char old_browsemask[13]; far_strcpy(hdg,o_hdg); ptr = (char far *)MK_FP(extraseg,0); old_autobrowse = autobrowse; old_brwschecktype = brwschecktype; old_brwscheckparms = brwscheckparms; old_doublecaution = doublecaution; old_minbox = minbox; old_toosmall = toosmall; strcpy(old_browsemask,browsemask); get_brws_restart: /* fill up the previous values arrays */ k = -1; LOADCHOICES("Autobrowsing? (y/n)"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = autobrowse; LOADCHOICES("Ask about GIF video mode? (y/n)"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = askvideo; LOADCHOICES("Check fractal type? (y/n)"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = brwschecktype; LOADCHOICES("Check fractal parameters (y/n)"); uvalues[k].type = 'y'; uvalues[k].uval.ch.val = brwscheckparms; LOADCHOICES("Confirm file deletes (y/n)"); uvalues[k].type='y'; uvalues[k].uval.ch.val = doublecaution; LOADCHOICES("Smallest window to display (size in pixels)"); uvalues[k].type = 'f'; uvalues[k].uval.dval = toosmall; LOADCHOICES("Smallest box size shown before crosshairs used (pix)"); uvalues[k].type = 'i'; uvalues[k].uval.ival = minbox; LOADCHOICES("Browse search filename mask "); uvalues[k].type = 's'; strcpy(uvalues[k].uval.sval,browsemask); LOADCHOICES(""); uvalues[k].type = '*'; LOADCHOICES("Press "FK_F4" to reset browse parameters to defaults."); uvalues[k].type = '*'; oldhelpmode = helpmode; /* this prevents HELP from activating */ helpmode = HELPBRWSPARMS; i = fullscreen_prompt(hdg,k+1,choices,uvalues,16,NULL); helpmode = oldhelpmode; /* re-enable HELP */ if (i < 0) { return(0); } if (i == F4) { toosmall = 6; autobrowse = FALSE; askvideo = TRUE; brwscheckparms = TRUE; brwschecktype = TRUE; doublecaution = TRUE; minbox = 3; strcpy(browsemask,"*.gif"); goto get_brws_restart; } /* now check out the results (*hopefully* in the same order ) */ k = -1; autobrowse = uvalues[++k].uval.ch.val; askvideo = uvalues[++k].uval.ch.val; brwschecktype = (char)uvalues[++k].uval.ch.val; brwscheckparms = (char)uvalues[++k].uval.ch.val; doublecaution = uvalues[++k].uval.ch.val; toosmall = uvalues[++k].uval.dval; if (toosmall < 0 ) toosmall = 0 ; minbox = uvalues[++k].uval.ival; if (minbox < 1 ) minbox = 1; if (minbox > 10) minbox = 10; strcpy(browsemask,uvalues[++k].uval.sval); i = 0; if (autobrowse != old_autobrowse || brwschecktype != old_brwschecktype || brwscheckparms != old_brwscheckparms || doublecaution != old_doublecaution || toosmall != old_toosmall || minbox != old_minbox || !stricmp(browsemask,old_browsemask) ) i = -3; if (evolving) { /* can't browse */ autobrowse = 0; i = 0; } return(i); } /* merge existing full path with new one */ /* attempt to detect if file or directory */ #define ATFILENAME 0 #define SSTOOLSINI 1 #define ATCOMMANDINTERACTIVE 2 #define ATFILENAMESETNAME 3 #define GETPATH (mode < 2) #ifndef XFRACT #include #endif /* copies the proposed new filename to the fullpath variable */ /* does not copy directories for PAR files (modes 2 and 3) */ /* attempts to extract directory and test for existence (modes 0 and 1) */ int merge_pathnames(char *oldfullpath, char *newfilename, int mode) { int isadir = 0; int isafile = 0; int len; char drive[FILE_MAX_DRIVE]; char dir[FILE_MAX_DIR]; char fname[FILE_MAX_FNAME]; char ext[FILE_MAX_EXT]; #ifndef XFRACT char temp_path[FILE_MAX_PATH]; #endif char drive1[FILE_MAX_DRIVE]; char dir1[FILE_MAX_DIR]; char fname1[FILE_MAX_FNAME]; char ext1[FILE_MAX_EXT]; /* no dot or slash so assume a file */ if(strchr(newfilename,'.')==NULL && strchr(newfilename,SLASHC) == NULL) isafile=1; if((isadir = isadirectory(newfilename)) != 0) fix_dirname(newfilename); #if 0 /* if slash by itself, it's a directory */ if(strcmp(newfilename,SLASH)==0) isadir = 1; #endif #ifndef XFRACT /* if drive, colon, slash, is a directory */ if(strlen(newfilename) == 3 && newfilename[1] == ':' && newfilename[2] == SLASHC) isadir = 1; /* if drive, colon, with no slash, is a directory */ if(strlen(newfilename) == 2 && newfilename[1] == ':') { newfilename[2] = SLASHC; newfilename[3] = 0; isadir = 1; } /* if dot, slash, '0', its the current directory, set up full path */ if(newfilename[0] == '.' && newfilename[1] == SLASHC && newfilename[2] == 0) { temp_path[0] = (char)('a' + _getdrive() - 1); temp_path[1] = ':'; temp_path[2] = 0; expand_dirname(newfilename,temp_path); strcat(temp_path,newfilename); strcpy(newfilename,temp_path); isadir = 1; } /* if dot, slash, its relative to the current directory, set up full path */ if(newfilename[0] == '.' && newfilename[1] == SLASHC) { int len, test_dir=0; temp_path[0] = (char)('a' + _getdrive() - 1); temp_path[1] = ':'; temp_path[2] = 0; if (strrchr(newfilename,'.') == newfilename) test_dir = 1; /* only one '.' assume its a directory */ expand_dirname(newfilename,temp_path); strcat(temp_path,newfilename); strcpy(newfilename,temp_path); if (!test_dir) { len = strlen(newfilename); newfilename[len-1] = 0; /* get rid of slash added by expand_dirname */ } } #endif /* check existence */ if(isadir==0 || isafile==1) { if(fr_findfirst(newfilename) == 0) { if(DTA.attribute & SUBDIR) /* exists and is dir */ { fix_dirname(newfilename); /* add trailing slash */ isadir = 1; isafile = 0; } else isafile = 1; } } splitpath(newfilename,drive,dir,fname,ext); splitpath(oldfullpath,drive1,dir1,fname1,ext1); if(strlen(drive) != 0 && GETPATH) strcpy(drive1,drive); if(strlen(dir) != 0 && GETPATH) strcpy(dir1,dir); if(strlen(fname) != 0) strcpy(fname1,fname); if(strlen(ext) != 0) strcpy(ext1,ext); if(isadir == 0 && isafile == 0 && GETPATH) { makepath(oldfullpath,drive1,dir1,NULL,NULL); len = strlen(oldfullpath); if(len > 0) { char save; /* strip trailing slash */ save = oldfullpath[len-1]; if(save == SLASHC) oldfullpath[len-1] = 0; if(access(oldfullpath,0)) isadir = -1; oldfullpath[len-1] = save; } } makepath(oldfullpath,drive1,dir1,fname1,ext1); return(isadir); } /* extract just the filename/extension portion of a path */ void extract_filename(char *target, char *source) { char fname[FILE_MAX_FNAME]; char ext[FILE_MAX_EXT]; splitpath(source,NULL,NULL,fname,ext); makepath(target,"","",fname,ext); } /* tells if filename has extension */ /* returns pointer to period or NULL */ char *has_ext(char *source) { char fname[FILE_MAX_FNAME]; char ext[FILE_MAX_EXT]; char *ret = NULL; splitpath(source,NULL,NULL,fname,ext); if(ext != NULL) if(*ext != 0) ret = strrchr(source,'.'); return(ret); } /* I tried heap sort also - this is faster! */ void shell_sort(void far *v1, int n, unsigned sz, int (__cdecl *fct)(VOIDFARPTR arg1,VOIDFARPTR arg2)) { int gap,i,j; void far *temp; char far *v; v = (char far *)v1; for(gap = n/2; gap > 0; gap /= 2) for(i = gap; i=0; j -= gap) { if(fct((char far *far*)(v+j*sz),(char far *far*)(v+(j+gap)*sz)) <= 0) break; temp = *(char far *far*)(v+j*sz); *(char far *far*)(v+j*sz) = *(char far *far*)(v+(j+gap)*sz); *(char far *far*)(v+(j+gap)*sz) = temp; } } #if (_MSC_VER >= 700) #pragma code_seg ("prompts3_text") /* place following in an overlay */ #endif void far_strncpy(char far *t, char far *s, int len) { while((len-- && (*t++ = *s++) != 0)); } char far *far_strchr(char far *str, char c) { int len,i; len = far_strlen(str); i= -1; while (++i < len && c != str[i]); if(i == len) return(NULL); else return(&str[i]); } char far *far_strrchr(char far *str, char c) { int len; len = far_strlen(str); while (--len > -1 && c != str[len]); if(len == -1) return(NULL); else return(&str[len]); } #if (_MSC_VER >= 700) #pragma code_seg ("") #endif