getargs.cpp File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "types.h"
#include "api.h"
#include "getargs.h"

Include dependency graph for getargs.cpp:

Go to the source code of this file.

Functions
int	getargs (int argc, char **argv, argoptions *opt)
int	getparm (int argc, char **argv, int num, argoptions *opt)
void	initoptions (argoptions *opt)
void	printusage (char **argv)
int	useoptions (argoptions *opt, SceneHandle scene)

---

Function Documentation

int getargs	(	int	argc,
		char **	argv,
		argoptions *	opt
	)

Definition at line 149 of file getargs.cpp.

References argoptions::filename, argoptions::foundfilename, getparm(), initoptions(), and printusage().

Referenced by main_init_parts().

                                                     {
  int i, rc, unknowncnt;

  if (opt == NULL)
    return -1;

  initoptions(opt);  

  if (argc < 2) {
    printusage(argv);
#ifndef DEFAULT_MODELFILE
    return -1;
#else
    return 0;
#endif//DEFAULT_MODELFILE
  }

  i = 1;
  unknowncnt = 0;
  while (i < argc) {
    if (argv[i][0] == '-' || argv[i][0] == '+') {
      rc = getparm(argc, argv, i, opt);
      if (rc != -1) {
        i += rc;
      }
      else {
        printusage(argv);
        return -1;
      }
    }
    else {
      unknowncnt++;
      if (unknowncnt > 1) {
        fprintf(stderr, "Too many model file names found!\n");
        printusage(argv); 
        return -1;
      } 
      else {
        strcpy(opt->filename, argv[i]);        
        opt->foundfilename = 1;
        i++;
      }
    }
  }

  if (opt->foundfilename == -1) {
    fprintf(stderr, "Missing model file name!\n");
    printusage(argv);
    return -1;
  }

  return 0;
}

int getparm	(	int	argc,
		char **	argv,
		int	num,
		argoptions *	opt
	)

Definition at line 122 of file getargs.cpp.

References argoptions::boundmode, argoptions::boundthresh, argoptions::displaymode, RT_BOUNDING_DISABLED, RT_DISPLAY_DISABLED, and RT_DISPLAY_ENABLED.

Referenced by getargs().

                                                              {
  if (!strcmp(argv[num], "+D")) {
    /* turn video on */
    opt->displaymode = RT_DISPLAY_ENABLED;
    return 1;
  }
  if (!strcmp(argv[num], "-D")) {
    /* turn video off */
    opt->displaymode = RT_DISPLAY_DISABLED;
    return 1;
  }
  if (!strcmp(argv[num], "-nobounding")) {
    /* disable automatic spatial subdivision optimizations */
    opt->boundmode = RT_BOUNDING_DISABLED;
    return 1;
  }
  if (!strcmp(argv[num], "-boundthresh")) {
    /* set automatic bounding threshold control value */
    sscanf(argv[num + 1], "%d", &opt->boundthresh);
    return 2;
  }

  /* unknown parameter setting */
  fprintf(stderr, "Unrecognized parameter/option flag: %s\n", argv[num]);
  return -1;
}

void initoptions

(

argoptions *

opt

)

Definition at line 82 of file getargs.cpp.

References argoptions::antialiasing, argoptions::boundmode, argoptions::boundthresh, argoptions::displaymode, argoptions::foundfilename, argoptions::usecamfile, argoptions::useoutfilename, and argoptions::verbosemode.

Referenced by getargs().

                                   {
  memset(opt, 0, sizeof(argoptions));
  opt->foundfilename = -1;
  opt->useoutfilename = -1;
  opt->verbosemode = -1;
  opt->antialiasing = -1;
  opt->displaymode = -1;
  opt->boundmode = -1; 
  opt->boundthresh = -1; 
  opt->usecamfile = -1;
}

void printusage

(

char **

argv

)

Definition at line 65 of file getargs.cpp.

Referenced by getargs().

                             {
  fprintf(stderr, "Usage: \n");
  fprintf(stderr, "  %s modelfile [options] \n", argv[0]);
  fprintf(stderr, "\n");
  fprintf(stderr, "Model file formats supported:\n");
  fprintf(stderr, "  filename.dat -- The model files originated with this package.\n");
  fprintf(stderr, "  filaname.ac  -- AC3D model files.\n");
  fprintf(stderr, "  filename.nff -- The NFF scene format used by Eric Haines' SPD.\n");
  fprintf(stderr, "\n");
  fprintf(stderr, "Valid options:  (** denotes default behaviour)\n");
  fprintf(stderr, " +D enable run-time display updating (if build supports it) **\n");
  fprintf(stderr, " -D disable run-time display updating\n");
  fprintf(stderr, " -nobounding\n");
  fprintf(stderr, " -boundthresh XXX  (** default threshold is 25)\n");
  fprintf(stderr, "\n");
}

int useoptions	(	argoptions *	opt,
		SceneHandle	scene
	)

Definition at line 94 of file getargs.cpp.

References argoptions::antialiasing, argoptions::boundmode, argoptions::boundthresh, argoptions::displaymode, argoptions::outfilename, rt_boundmode(), rt_boundthresh(), rt_displaymode(), rt_outputfile(), rt_verbose(), argoptions::useoutfilename, and argoptions::verbosemode.

Referenced by main_init_parts().

                                                    {
  if (opt->useoutfilename == 1) {
    rt_outputfile(scene, opt->outfilename);
  }

  if (opt->verbosemode == 1) {
    rt_verbose(scene, 1);
  }

  if (opt->antialiasing != -1) {
    /* need new api code for this */
  } 

  if (opt->displaymode != -1) {
    rt_displaymode(scene, opt->displaymode);
  }

  if (opt->boundmode != -1) {
    rt_boundmode(scene, opt->boundmode);
  }

  if (opt->boundthresh != -1) {
    rt_boundthresh(scene, opt->boundthresh);
  }

  return 0;
}