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#ifndef lint
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static const char RCSid[] = "$Id$";
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#endif
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/*
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* sm_test.c
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*
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* A simple OGL display program to test sm code
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*/
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#include "standard.h"
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#include <glut.h>
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#include "ui.h"
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#include "sm_geom.h"
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#include "sm_qtree.h"
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#include "sm_stree.h"
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#include "sm.h"
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#include "sm_draw.h"
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struct driver odev;
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char *progname;
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double
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test_normalize(v) /* normalize a vector, return old magnitude */
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register FVECT v;
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{
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register double len;
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len = DOT(v, v);
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if (len <= 0.0)
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return(0.0);
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if (len <= 1.0+FTINY && len >= 1.0-FTINY)
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len = 0.5 + 0.5*len; /* first order approximation */
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else
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len = sqrt(len);
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v[0] /= len;
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v[1] /= len;
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v[2] /= len;
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return(len);
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}
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void
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print_usage(char *program)
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{
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fprintf(stderr, "usage: %s \n", program);
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}
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/* Parse the command line arguments to get the input file name. The depth
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* thresholding size may also be specified, as well as the disparity
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* threshold, specified in number of depth ranges, for creating depth
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* disparity lines.
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*/
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void
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parse_cmd_line(int argc, char* argv[])
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{
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int i;
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if(argc < 2)
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return;
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for(i=1;i<argc;i++)
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if(argv[i][0] == '-')
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switch(argv[i][1]) {
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case 't':
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Tri_intersect = TRUE;
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break;
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case 'd':
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Pt_delete = TRUE;
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break;
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case 'f':
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if(i+1 < argc)
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{
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Filename = &(argv[i+1][0]);
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i++;
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}
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else
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fprintf(stderr,"Must include file name\n");
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}
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/* Nothing for now */
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}
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void
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display()
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{
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glutMainLoop();
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}
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VIEW View = {0,{0,0,0},{0,0,-1},{0,1,0},60,60,0};
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int
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main(int argc, char *argv[])
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{
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COLR colr;
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FVECT v0,v1,v2,a,b,c,dir;
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double d[3];
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double phi,theta;
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progname = argv[0];
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parse_cmd_line(argc,argv);
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/* Open a display window */
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smDraw_open_window(argc,argv);
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/* First read in the command line arguments */
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odev.v = View;
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if(Filename)
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{
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next_sample(a,a,colr,1);
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/* Initialize the data structures for 10 samples*/
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smInit(262000);
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}
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else
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smInit(100);
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display();
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}
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