1 | |
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2 | #include "phylip.h" |
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3 | #include "discrete.h" |
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4 | |
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5 | /* version 3.6 (c) Copyright 1993-2002 by the University of Washington. |
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6 | Written by Joseph Felsenstein, Akiko Fuseki, Sean Lamont, and Andrew Keeffe. |
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7 | Permission is granted to copy and use this program provided no fee is |
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8 | charged for it and provided that this copyright notice is not removed. */ |
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9 | |
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10 | #define MAXNUMTREES 1000000 /* bigger than number of user trees can be */ |
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11 | |
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12 | #ifndef OLDC |
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13 | /* function prototypes */ |
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14 | void getoptions(void); |
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15 | void allocrest(void); |
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16 | void doinit(void); |
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17 | void makeweights(void); |
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18 | void doinput(void); |
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19 | void initparsnode(node **, node **, node *, long, long, long *, long *, |
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20 | initops, pointarray, pointarray, Char *, Char *, FILE *); |
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21 | void evaluate(node *); |
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22 | void tryadd(node *, node *, node *); |
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23 | void addpreorder(node *, node *, node *); |
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24 | void trydescendants(node *, node *, node *, node *, boolean); |
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25 | |
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26 | void trylocal(node *, node *); |
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27 | void trylocal2(node *, node *, node *); |
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28 | void tryrearr(node *p, boolean *); |
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29 | void repreorder(node *p, boolean *); |
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30 | void rearrange(node **); |
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31 | void describe(void); |
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32 | void pars_coordinates(node *, double, long *, double *); |
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33 | void pars_printree(void); |
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34 | void globrearrange(void); |
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35 | void grandrearr(void); |
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36 | |
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37 | void maketree(void); |
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38 | void freerest(void); |
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39 | void load_tree(long treei); |
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40 | /* function prototypes */ |
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41 | #endif |
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42 | |
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43 | |
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44 | Char infilename[FNMLNGTH], outfilename[FNMLNGTH], intreename[FNMLNGTH], outtreename[FNMLNGTH], |
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45 | weightfilename[FNMLNGTH]; |
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46 | node *root; |
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47 | long chars, col, msets, ith, njumble, jumb, maxtrees; |
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48 | /* chars = number of sites in actual sequences */ |
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49 | long inseed, inseed0; |
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50 | double threshold; |
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51 | boolean jumble, usertree, thresh, weights, thorough, rearrfirst, trout, |
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52 | progress, stepbox, ancseq, mulsets, justwts, firstset, mulf, multf; |
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53 | steptr oldweight; |
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54 | longer seed; |
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55 | pointarray treenode; /* pointers to all nodes in tree */ |
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56 | long *enterorder; |
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57 | Char progname[20]; |
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58 | long *zeros; |
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59 | unsigned char *zeros2; |
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60 | |
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61 | /* local variables for Pascal maketree, propagated globally for C version: */ |
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62 | |
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63 | long minwhich; |
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64 | double like, minsteps, bestyet, bestlike, bstlike2; |
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65 | boolean lastrearr, recompute; |
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66 | double nsteps[maxuser]; |
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67 | long **fsteps; |
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68 | node *there, *oldnufork; |
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69 | long *place; |
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70 | bestelm *bestrees; |
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71 | long *threshwt; |
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72 | discbaseptr nothing; |
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73 | gbases *garbage; |
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74 | node *temp, *temp1, *temp2, *tempsum, *temprm, *tempadd, *tempf, *tmp, *tmp1, |
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75 | *tmp2, *tmp3, *tmprm, *tmpadd; |
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76 | boolean *names; |
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77 | node *grbg; |
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78 | |
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79 | |
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80 | void getoptions() |
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81 | { |
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82 | /* interactively set options */ |
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83 | long inseed0, loopcount, loopcount2; |
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84 | Char ch, ch2; |
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85 | |
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86 | fprintf(outfile, "\nDiscrete character parsimony algorithm, version %s\n\n", |
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87 | VERSION); |
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88 | jumble = false; |
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89 | njumble = 1; |
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90 | outgrno = 1; |
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91 | outgropt = false; |
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92 | thresh = false; |
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93 | thorough = true; |
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94 | rearrfirst = false; |
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95 | maxtrees = 100; |
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96 | trout = true; |
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97 | usertree = false; |
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98 | weights = false; |
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99 | mulsets = false; |
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100 | printdata = false; |
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101 | progress = true; |
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102 | treeprint = true; |
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103 | stepbox = false; |
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104 | ancseq = false; |
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105 | dotdiff = true; |
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106 | interleaved = true; |
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107 | loopcount = 0; |
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108 | for (;;) { |
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109 | cleerhome(); |
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110 | printf("\nDiscrete character parsimony algorithm, version %s\n\n",VERSION); |
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111 | printf("Setting for this run:\n"); |
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112 | printf(" U Search for best tree? %s\n", |
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113 | (usertree ? "No, use user trees in input file" : "Yes")); |
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114 | if (!usertree) { |
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115 | printf(" S Search option? "); |
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116 | if (thorough) |
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117 | printf("More thorough search\n"); |
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118 | else if (rearrfirst) |
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119 | printf("Rearrange on one best tree\n"); |
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120 | else |
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121 | printf("Less thorough\n"); |
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122 | printf(" V Number of trees to save? %ld\n", maxtrees); |
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123 | printf(" J Randomize input order of species?"); |
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124 | if (jumble) |
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125 | printf(" Yes (seed =%8ld,%3ld times)\n", inseed0, njumble); |
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126 | else |
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127 | printf(" No. Use input order\n"); |
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128 | } |
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129 | printf(" O Outgroup root?"); |
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130 | if (outgropt) |
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131 | printf(" Yes, at species number %ld\n", outgrno); |
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132 | else |
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133 | printf(" No, use as outgroup species %ld\n", outgrno); |
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134 | printf(" T Use Threshold parsimony?"); |
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135 | if (thresh) |
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136 | printf(" Yes, count steps up to%4.1f per site\n", threshold); |
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137 | else |
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138 | printf(" No, use ordinary parsimony\n"); |
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139 | printf(" W Sites weighted? %s\n", |
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140 | (weights ? "Yes" : "No")); |
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141 | printf(" M Analyze multiple data sets?"); |
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142 | if (mulsets) |
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143 | printf(" Yes, %2ld %s\n", msets, |
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144 | (justwts ? "sets of weights" : "data sets")); |
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145 | else |
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146 | printf(" No\n"); |
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147 | printf(" I Input species interleaved? %s\n", |
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148 | (interleaved ? "Yes" : "No, sequential")); |
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149 | printf(" 0 Terminal type (IBM PC, ANSI, none)? %s\n", |
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150 | ibmpc ? "IBM PC" : ansi ? "ANSI" : "(none)"); |
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151 | printf(" 1 Print out the data at start of run %s\n", |
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152 | (printdata ? "Yes" : "No")); |
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153 | printf(" 2 Print indications of progress of run %s\n", |
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154 | progress ? "Yes" : "No"); |
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155 | printf(" 3 Print out tree %s\n", |
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156 | treeprint ? "Yes" : "No"); |
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157 | printf(" 4 Print out steps in each site %s\n", |
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158 | stepbox ? "Yes" : "No"); |
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159 | printf(" 5 Print character at all nodes of tree %s\n", |
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160 | ancseq ? "Yes" : "No"); |
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161 | if (ancseq || printdata) |
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162 | printf(" . Use dot-differencing to display them %s\n", |
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163 | dotdiff ? "Yes" : "No"); |
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164 | printf(" 6 Write out trees onto tree file? %s\n", |
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165 | trout ? "Yes" : "No"); |
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166 | printf("\n Y to accept these or type the letter for one to change\n"); |
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167 | #ifdef WIN32 |
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168 | phyFillScreenColor(); |
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169 | #endif |
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170 | scanf("%c%*[^\n]", &ch); |
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171 | getchar(); |
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172 | if (ch == '\n') |
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173 | ch = ' '; |
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174 | uppercase(&ch); |
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175 | if (ch == 'Y') |
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176 | break; |
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177 | if (strchr("WSVJOTUMI12345.60",ch) != NULL){ |
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178 | switch (ch) { |
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179 | |
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180 | case 'J': |
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181 | jumble = !jumble; |
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182 | if (jumble) |
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183 | initjumble(&inseed, &inseed0, seed, &njumble); |
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184 | else njumble = 1; |
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185 | break; |
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186 | |
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187 | case 'O': |
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188 | outgropt = !outgropt; |
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189 | if (outgropt) |
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190 | initoutgroup(&outgrno, spp); |
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191 | break; |
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192 | |
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193 | case 'T': |
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194 | thresh = !thresh; |
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195 | if (thresh) |
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196 | initthreshold(&threshold); |
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197 | break; |
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198 | |
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199 | case 'W': |
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200 | weights = !weights; |
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201 | break; |
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202 | |
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203 | case 'M': |
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204 | mulsets = !mulsets; |
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205 | if (mulsets) { |
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206 | printf("Multiple data sets or multiple weights?"); |
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207 | loopcount2 = 0; |
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208 | do { |
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209 | printf(" (type D or W)\n"); |
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210 | #ifdef WIN32 |
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211 | phyFillScreenColor(); |
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212 | #endif |
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213 | scanf("%c%*[^\n]", &ch2); |
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214 | getchar(); |
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215 | if (ch2 == '\n') |
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216 | ch2 = ' '; |
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217 | uppercase(&ch2); |
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218 | countup(&loopcount2, 10); |
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219 | } while ((ch2 != 'W') && (ch2 != 'D')); |
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220 | justwts = (ch2 == 'W'); |
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221 | if (justwts) |
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222 | justweights(&msets); |
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223 | else |
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224 | initdatasets(&msets); |
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225 | if (!jumble) { |
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226 | jumble = true; |
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227 | initjumble(&inseed, &inseed0, seed, &njumble); |
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228 | } |
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229 | } |
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230 | break; |
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231 | |
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232 | case 'U': |
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233 | usertree = !usertree; |
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234 | break; |
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235 | |
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236 | case 'S': |
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237 | thorough = !thorough; |
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238 | if (!thorough) |
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239 | printf("Rearrange on just one best tree?"); |
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240 | loopcount2 = 0; |
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241 | do { |
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242 | printf(" (type Y or N)\n"); |
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243 | #ifdef WIN32 |
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244 | phyFillScreenColor(); |
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245 | #endif |
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246 | scanf("%c%*[^\n]", &ch2); |
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247 | getchar(); |
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248 | if (ch2 == '\n') |
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249 | ch2 = ' '; |
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250 | uppercase(&ch2); |
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251 | countup(&loopcount2, 10); |
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252 | } while ((ch2 != 'Y') && (ch2 != 'N')); |
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253 | rearrfirst = (ch2 == 'Y'); |
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254 | break; |
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255 | |
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256 | case 'V': |
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257 | loopcount2 = 0; |
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258 | do { |
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259 | printf("type the number of trees to save\n"); |
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260 | #ifdef WIN32 |
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261 | phyFillScreenColor(); |
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262 | #endif |
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263 | scanf("%ld%*[^\n]", &maxtrees); |
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264 | if (maxtrees > MAXNUMTREES) |
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265 | maxtrees = MAXNUMTREES; |
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266 | getchar(); |
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267 | countup(&loopcount2, 10); |
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268 | } while (maxtrees < 1); |
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269 | break; |
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270 | |
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271 | case 'I': |
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272 | interleaved = !interleaved; |
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273 | break; |
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274 | |
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275 | case '0': |
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276 | initterminal(&ibmpc, &ansi); |
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277 | break; |
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278 | |
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279 | case '1': |
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280 | printdata = !printdata; |
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281 | break; |
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282 | |
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283 | case '2': |
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284 | progress = !progress; |
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285 | break; |
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286 | |
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287 | case '3': |
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288 | treeprint = !treeprint; |
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289 | break; |
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290 | |
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291 | case '4': |
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292 | stepbox = !stepbox; |
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293 | break; |
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294 | |
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295 | case '5': |
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296 | ancseq = !ancseq; |
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297 | break; |
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298 | |
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299 | case '.': |
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300 | dotdiff = !dotdiff; |
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301 | break; |
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302 | |
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303 | case '6': |
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304 | trout = !trout; |
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305 | break; |
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306 | } |
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307 | } else |
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308 | printf("Not a possible option!\n"); |
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309 | countup(&loopcount, 100); |
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310 | } |
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311 | } /* getoptions */ |
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312 | |
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313 | |
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314 | void allocrest() |
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315 | { |
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316 | long i; |
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317 | |
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318 | y = (Char **)Malloc(spp*sizeof(Char *)); |
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319 | for (i = 0; i < spp; i++) |
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320 | y[i] = (Char *)Malloc(chars*sizeof(Char)); |
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321 | convtab = (Char **)Malloc(spp*sizeof(Char *)); |
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322 | for (i = 0; i < spp; i++) |
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323 | convtab[i] = (Char *)Malloc(chars*sizeof(Char)); |
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324 | bestrees = (bestelm *)Malloc(maxtrees*sizeof(bestelm)); |
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325 | for (i = 1; i <= maxtrees; i++) |
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326 | bestrees[i - 1].btree = (long *)Malloc(nonodes*sizeof(long)); |
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327 | nayme = (naym *)Malloc(spp*sizeof(naym)); |
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328 | enterorder = (long *)Malloc(spp*sizeof(long)); |
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329 | place = (long *)Malloc(nonodes*sizeof(long)); |
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330 | weight = (long *)Malloc(chars*sizeof(long)); |
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331 | oldweight = (long *)Malloc(chars*sizeof(long)); |
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332 | alias = (long *)Malloc(chars*sizeof(long)); |
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333 | ally = (long *)Malloc(chars*sizeof(long)); |
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334 | location = (long *)Malloc(chars*sizeof(long)); |
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335 | } /* alocrest */ |
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336 | |
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337 | |
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338 | void doinit() |
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339 | { |
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340 | /* initializes variables */ |
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341 | |
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342 | inputnumbers(&spp, &chars, &nonodes, 1); |
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343 | getoptions(); |
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344 | if (printdata) |
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345 | fprintf(outfile, "%2ld species, %3ld sites\n\n", spp, chars); |
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346 | alloctree(&treenode, nonodes, usertree); |
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347 | allocrest(); |
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348 | } /* doinit */ |
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349 | |
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350 | |
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351 | void makeweights() |
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352 | { |
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353 | /* make up weights vector to avoid duplicate computations */ |
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354 | long i; |
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355 | |
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356 | for (i = 1; i <= chars; i++) { |
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357 | alias[i - 1] = i; |
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358 | oldweight[i - 1] = weight[i - 1]; |
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359 | ally[i - 1] = i; |
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360 | } |
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361 | sitesort(chars, weight); |
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362 | sitecombine(chars); |
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363 | sitescrunch(chars); |
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364 | endsite = 0; |
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365 | for (i = 1; i <= chars; i++) { |
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366 | if (ally[i - 1] == i) |
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367 | endsite++; |
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368 | } |
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369 | for (i = 1; i <= endsite; i++) |
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370 | location[alias[i - 1] - 1] = i; |
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371 | if (!thresh) |
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372 | threshold = spp; |
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373 | threshwt = (long *)Malloc(endsite*sizeof(long)); |
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374 | for (i = 0; i < endsite; i++) { |
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375 | weight[i] *= 10; |
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376 | threshwt[i] = (long)(threshold * weight[i] + 0.5); |
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377 | } |
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378 | zeros = (long *)Malloc(endsite*sizeof(long)); |
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379 | for (i = 0; i < endsite; i++) |
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380 | zeros[i] = 0; |
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381 | zeros2 = (unsigned char *)Malloc(endsite*sizeof(unsigned char)); |
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382 | for (i = 0; i < endsite; i++) |
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383 | zeros2[i] = 0; |
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384 | } /* makeweights */ |
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385 | |
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386 | |
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387 | void doinput() |
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388 | { |
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389 | /* reads the input data */ |
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390 | long i; |
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391 | |
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392 | if (justwts) { |
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393 | if (firstset) |
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394 | inputdata(chars); |
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395 | for (i = 0; i < chars; i++) |
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396 | weight[i] = 1; |
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397 | inputweights(chars, weight, &weights); |
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398 | if (justwts) { |
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399 | fprintf(outfile, "\n\nWeights set # %ld:\n\n", ith); |
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400 | if (progress) |
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401 | printf("\nWeights set # %ld:\n\n", ith); |
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402 | } |
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403 | if (printdata) |
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404 | printweights(outfile, 0, chars, weight, "Sites"); |
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405 | } else { |
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406 | if (!firstset) |
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407 | samenumsp(&chars, ith); |
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408 | inputdata(chars); |
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409 | for (i = 0; i < chars; i++) |
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410 | weight[i] = 1; |
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411 | if (weights) { |
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412 | inputweights(chars, weight, &weights); |
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413 | if (printdata) |
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414 | printweights(outfile, 0, chars, weight, "Sites"); |
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415 | } |
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416 | } |
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417 | makeweights(); |
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418 | makevalues(treenode, zeros, zeros2, usertree); |
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419 | if (!usertree) { |
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420 | allocdiscnode(&temp, zeros, zeros2, endsite); |
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421 | allocdiscnode(&temp1, zeros, zeros2, endsite); |
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422 | allocdiscnode(&temp2, zeros, zeros2, endsite); |
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423 | allocdiscnode(&tempsum, zeros, zeros2, endsite); |
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424 | allocdiscnode(&temprm, zeros, zeros2, endsite); |
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425 | allocdiscnode(&tempadd, zeros, zeros2, endsite); |
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426 | allocdiscnode(&tempf, zeros, zeros2, endsite); |
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427 | allocdiscnode(&tmp, zeros, zeros2, endsite); |
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428 | allocdiscnode(&tmp1, zeros, zeros2, endsite); |
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429 | allocdiscnode(&tmp2, zeros, zeros2, endsite); |
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430 | allocdiscnode(&tmp3, zeros, zeros2, endsite); |
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431 | allocdiscnode(&tmprm, zeros, zeros2, endsite); |
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432 | allocdiscnode(&tmpadd, zeros, zeros2, endsite); |
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433 | } |
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434 | } /* doinput */ |
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435 | |
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436 | |
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437 | void initparsnode(node **p, node **grbg, node *q, long len, long nodei, |
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438 | long *ntips, long *parens, initops whichinit, |
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439 | pointarray treenode, pointarray nodep, Char *str, Char *ch, |
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440 | FILE *intree) |
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441 | { |
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442 | /* initializes a node */ |
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443 | |
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444 | switch (whichinit) { |
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445 | case bottom: |
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446 | gnudisctreenode(grbg, p, nodei, endsite, zeros, zeros2); |
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447 | treenode[nodei - 1] = *p; |
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448 | break; |
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449 | case nonbottom: |
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450 | gnudisctreenode(grbg, p, nodei, endsite, zeros, zeros2); |
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451 | break; |
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452 | case tip: |
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453 | match_names_to_data (str, treenode, p, spp); |
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454 | break; |
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455 | default: /*cases hslength,hsnolength,treewt,unittrwt,iter,*/ |
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456 | break; /*length should never occur */ |
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457 | } |
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458 | } /* initparsnode */ |
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459 | |
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460 | |
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461 | void evaluate(node *r) |
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462 | { |
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463 | /* determines the number of steps needed for a tree. this is |
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464 | the minimum number of steps needed to evolve sequences on |
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465 | this tree */ |
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466 | long i, steps; |
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467 | long term; |
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468 | double sum; |
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469 | |
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470 | sum = 0.0; |
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471 | for (i = 0; i < endsite; i++) { |
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472 | steps = r->numsteps[i]; |
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473 | if ((long)steps <= threshwt[i]) |
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474 | term = steps; |
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475 | else |
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476 | term = threshwt[i]; |
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477 | sum += (double)term; |
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478 | if (usertree && which <= maxuser) |
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479 | fsteps[which - 1][i] = term; |
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480 | } |
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481 | if (usertree && which <= maxuser) { |
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482 | nsteps[which - 1] = sum; |
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483 | if (which == 1) { |
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484 | minwhich = 1; |
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485 | minsteps = sum; |
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486 | } else if (sum < minsteps) { |
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487 | minwhich = which; |
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488 | minsteps = sum; |
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489 | } |
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490 | } |
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491 | like = -sum; |
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492 | } /* evaluate */ |
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493 | |
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494 | |
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495 | void tryadd(node *p, node *item, node *nufork) |
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496 | { |
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497 | /* temporarily adds one fork and one tip to the tree. |
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498 | if the location where they are added yields greater |
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499 | "likelihood" than other locations tested up to that |
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500 | time, then keeps that location as there */ |
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501 | long pos; |
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502 | double belowsum, parentsum; |
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503 | boolean found, collapse, changethere, trysave; |
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504 | |
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505 | if (!p->tip) { |
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506 | memcpy(temp->discbase, p->discbase, endsite*sizeof(unsigned char)); |
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507 | memcpy(temp->numsteps, p->numsteps, endsite*sizeof(long)); |
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508 | memcpy(temp->discnumnuc, p->discnumnuc, endsite*sizeof(discnucarray)); |
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509 | temp->numdesc = p->numdesc + 1; |
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510 | if (p->back) { |
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511 | multifillin(temp, tempadd, 1); |
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512 | sumnsteps2(tempsum, temp, p->back, 0, endsite, threshwt); |
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513 | } else { |
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514 | multisumnsteps(temp, tempadd, 0, endsite, threshwt); |
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515 | tempsum->sumsteps = temp->sumsteps; |
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516 | } |
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517 | if (tempsum->sumsteps <= -bestyet) { |
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518 | if (p->back) |
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519 | sumnsteps2(tempsum, temp, p->back, endsite+1, endsite, threshwt); |
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520 | else { |
---|
521 | multisumnsteps(temp, temp1, endsite+1, endsite, threshwt); |
---|
522 | tempsum->sumsteps = temp->sumsteps; |
---|
523 | } |
---|
524 | } |
---|
525 | p->sumsteps = tempsum->sumsteps; |
---|
526 | } |
---|
527 | if (p == root) |
---|
528 | sumnsteps2(temp, item, p, 0, endsite, threshwt); |
---|
529 | else { |
---|
530 | sumnsteps(temp1, item, p, 0, endsite); |
---|
531 | sumnsteps2(temp, temp1, p->back, 0, endsite, threshwt); |
---|
532 | } |
---|
533 | if (temp->sumsteps <= -bestyet) { |
---|
534 | if (p == root) |
---|
535 | sumnsteps2(temp, item, p, endsite+1, endsite, threshwt); |
---|
536 | else { |
---|
537 | sumnsteps(temp1, item, p, endsite+1, endsite); |
---|
538 | sumnsteps2(temp, temp1, p->back, endsite+1, endsite, threshwt); |
---|
539 | } |
---|
540 | } |
---|
541 | belowsum = temp->sumsteps; |
---|
542 | multf = false; |
---|
543 | like = -belowsum; |
---|
544 | if (!p->tip && belowsum >= p->sumsteps) { |
---|
545 | multf = true; |
---|
546 | like = -p->sumsteps; |
---|
547 | } |
---|
548 | trysave = true; |
---|
549 | if (!multf && p != root) { |
---|
550 | parentsum = treenode[p->back->index - 1]->sumsteps; |
---|
551 | if (belowsum >= parentsum) |
---|
552 | trysave = false; |
---|
553 | } |
---|
554 | if (lastrearr) { |
---|
555 | changethere = true; |
---|
556 | if (like >= bstlike2 && trysave) { |
---|
557 | if (like > bstlike2) |
---|
558 | found = false; |
---|
559 | else { |
---|
560 | addnsave(p, item, nufork, &root, &grbg, multf, treenode, place, |
---|
561 | zeros, zeros2); |
---|
562 | pos = 0; |
---|
563 | findtree(&found, &pos, nextree, place, bestrees); |
---|
564 | } |
---|
565 | if (!found) { |
---|
566 | collapse = collapsible(item, p, temp, temp1, temp2, tempsum, temprm, |
---|
567 | tmpadd, multf, root, zeros, zeros2, treenode); |
---|
568 | if (!thorough) |
---|
569 | changethere = !collapse; |
---|
570 | if (thorough || !collapse || like > bstlike2) { |
---|
571 | if (like > bstlike2) { |
---|
572 | addnsave(p, item, nufork, &root, &grbg, multf, treenode, |
---|
573 | place, zeros, zeros2); |
---|
574 | bestlike = bstlike2 = like; |
---|
575 | addbestever(&pos, &nextree, maxtrees, collapse, place, bestrees); |
---|
576 | } else |
---|
577 | addtiedtree(pos, &nextree, maxtrees, collapse, place, bestrees); |
---|
578 | } |
---|
579 | } |
---|
580 | } |
---|
581 | if (like >= bestyet) { |
---|
582 | if (like > bstlike2) |
---|
583 | bstlike2 = like; |
---|
584 | if (changethere && trysave) { |
---|
585 | bestyet = like; |
---|
586 | there = p; |
---|
587 | mulf = multf; |
---|
588 | } |
---|
589 | } |
---|
590 | } else if ((like > bestyet) || (like >= bestyet && trysave)) { |
---|
591 | bestyet = like; |
---|
592 | there = p; |
---|
593 | mulf = multf; |
---|
594 | } |
---|
595 | } /* tryadd */ |
---|
596 | |
---|
597 | |
---|
598 | void addpreorder(node *p, node *item, node *nufork) |
---|
599 | { |
---|
600 | /* traverses a n-ary tree, calling PROCEDURE tryadd |
---|
601 | at a node before calling tryadd at its descendants */ |
---|
602 | node *q; |
---|
603 | |
---|
604 | if (p == NULL) |
---|
605 | return; |
---|
606 | tryadd(p, item, nufork); |
---|
607 | if (!p->tip) { |
---|
608 | q = p->next; |
---|
609 | while (q != p) { |
---|
610 | addpreorder(q->back, item, nufork); |
---|
611 | q = q->next; |
---|
612 | } |
---|
613 | } |
---|
614 | } /* addpreorder */ |
---|
615 | |
---|
616 | |
---|
617 | void trydescendants(node *item, node *forknode, node *parent, |
---|
618 | node *parentback, boolean trybelow) |
---|
619 | { |
---|
620 | /* tries rearrangements at parent and below parent's descendants */ |
---|
621 | node *q, *tempblw; |
---|
622 | boolean bestever=0, belowbetter, multf=0, saved, trysave; |
---|
623 | double parentsum=0, belowsum; |
---|
624 | |
---|
625 | memcpy(temp->discbase, parent->discbase, endsite*sizeof(unsigned char)); |
---|
626 | memcpy(temp->numsteps, parent->numsteps, endsite*sizeof(long)); |
---|
627 | memcpy(temp->discnumnuc, parent->discnumnuc, endsite*sizeof(discnucarray)); |
---|
628 | temp->numdesc = parent->numdesc + 1; |
---|
629 | multifillin(temp, tempadd, 1); |
---|
630 | sumnsteps2(tempsum, parentback, temp, 0, endsite, threshwt); |
---|
631 | belowbetter = true; |
---|
632 | if (lastrearr) { |
---|
633 | parentsum = tempsum->sumsteps; |
---|
634 | if (-tempsum->sumsteps >= bstlike2) { |
---|
635 | belowbetter = false; |
---|
636 | bestever = false; |
---|
637 | multf = true; |
---|
638 | if (-tempsum->sumsteps > bstlike2) |
---|
639 | bestever = true; |
---|
640 | savelocrearr(item, forknode, parent, tmp, tmp1, tmp2, tmp3, tmprm, |
---|
641 | tmpadd, &root, maxtrees, &nextree, multf, bestever, |
---|
642 | &saved, place, bestrees, treenode, &grbg, zeros, zeros2); |
---|
643 | if (saved) { |
---|
644 | like = bstlike2 = -tempsum->sumsteps; |
---|
645 | there = parent; |
---|
646 | mulf = true; |
---|
647 | } |
---|
648 | } |
---|
649 | } else if (-tempsum->sumsteps >= like) { |
---|
650 | there = parent; |
---|
651 | mulf = true; |
---|
652 | like = -tempsum->sumsteps; |
---|
653 | } |
---|
654 | if (trybelow) { |
---|
655 | sumnsteps(temp, parent, tempadd, 0, endsite); |
---|
656 | sumnsteps2(tempsum, temp, parentback, 0, endsite, threshwt); |
---|
657 | if (lastrearr) { |
---|
658 | belowsum = tempsum->sumsteps; |
---|
659 | if (-tempsum->sumsteps >= bstlike2 && belowbetter && |
---|
660 | (forknode->numdesc > 2 || |
---|
661 | (forknode->numdesc == 2 && |
---|
662 | parent->back->index != forknode->index))) { |
---|
663 | trysave = false; |
---|
664 | memcpy(temp->discbase, parentback->discbase, endsite*sizeof(unsigned char)); |
---|
665 | memcpy(temp->numsteps, parentback->numsteps, endsite*sizeof(long)); |
---|
666 | memcpy(temp->discnumnuc, parentback->discnumnuc, endsite*sizeof(discnucarray)); |
---|
667 | temp->numdesc = parentback->numdesc + 1; |
---|
668 | multifillin(temp, tempadd, 1); |
---|
669 | sumnsteps2(tempsum, parent, temp, 0, endsite, threshwt); |
---|
670 | if (-tempsum->sumsteps < bstlike2) { |
---|
671 | multf = false; |
---|
672 | bestever = false; |
---|
673 | trysave = true; |
---|
674 | } |
---|
675 | if (-belowsum > bstlike2) { |
---|
676 | multf = false; |
---|
677 | bestever = true; |
---|
678 | trysave = true; |
---|
679 | } |
---|
680 | if (trysave) { |
---|
681 | if (treenode[parent->index - 1] != parent) |
---|
682 | tempblw = parent->back; |
---|
683 | else |
---|
684 | tempblw = parent; |
---|
685 | savelocrearr(item, forknode, tempblw, tmp, tmp1, tmp2, tmp3, tmprm, |
---|
686 | tmpadd, &root, maxtrees, &nextree, multf, bestever, |
---|
687 | &saved, place, bestrees, treenode, &grbg, |
---|
688 | zeros, zeros2); |
---|
689 | if (saved) { |
---|
690 | like = bstlike2 = -belowsum; |
---|
691 | there = tempblw; |
---|
692 | mulf = false; |
---|
693 | } |
---|
694 | } |
---|
695 | } |
---|
696 | } else if (-tempsum->sumsteps > like) { |
---|
697 | like = -tempsum->sumsteps; |
---|
698 | if (-tempsum->sumsteps > bestyet) { |
---|
699 | if (treenode[parent->index - 1] != parent) |
---|
700 | tempblw = parent->back; |
---|
701 | else |
---|
702 | tempblw = parent; |
---|
703 | there = tempblw; |
---|
704 | mulf = false; |
---|
705 | } |
---|
706 | } |
---|
707 | } |
---|
708 | q = parent->next; |
---|
709 | while (q != parent) { |
---|
710 | if (q->back && q->back != item) { |
---|
711 | memcpy(temp1->discbase, q->discbase, endsite*sizeof(unsigned char)); |
---|
712 | memcpy(temp1->numsteps, q->numsteps, endsite*sizeof(long)); |
---|
713 | memcpy(temp1->discnumnuc, q->discnumnuc, endsite*sizeof(discnucarray)); |
---|
714 | temp1->numdesc = q->numdesc; |
---|
715 | multifillin(temp1, parentback, 0); |
---|
716 | if (lastrearr) |
---|
717 | belowbetter = (-parentsum < bstlike2); |
---|
718 | if (!q->back->tip) { |
---|
719 | memcpy(temp->discbase, q->back->discbase, endsite*sizeof(unsigned char)); |
---|
720 | memcpy(temp->numsteps, q->back->numsteps, endsite*sizeof(long)); |
---|
721 | memcpy(temp->discnumnuc, q->back->discnumnuc, endsite*sizeof(discnucarray)); |
---|
722 | temp->numdesc = q->back->numdesc + 1; |
---|
723 | multifillin(temp, tempadd, 1); |
---|
724 | sumnsteps2(tempsum, temp1, temp, 0, endsite, threshwt); |
---|
725 | if (lastrearr) { |
---|
726 | if (-tempsum->sumsteps >= bstlike2) { |
---|
727 | belowbetter = false; |
---|
728 | bestever = false; |
---|
729 | multf = true; |
---|
730 | if (-tempsum->sumsteps > bstlike2) |
---|
731 | bestever = true; |
---|
732 | savelocrearr(item, forknode, q->back, tmp, tmp1, tmp2, tmp3, tmprm, |
---|
733 | tmpadd, &root, maxtrees, &nextree, multf, bestever, |
---|
734 | &saved, place, bestrees, treenode, &grbg, |
---|
735 | zeros, zeros2); |
---|
736 | if (saved) { |
---|
737 | like = bstlike2 = -tempsum->sumsteps; |
---|
738 | there = q->back; |
---|
739 | mulf = true; |
---|
740 | } |
---|
741 | } |
---|
742 | } else if (-tempsum->sumsteps >= like) { |
---|
743 | like = -tempsum->sumsteps; |
---|
744 | there = q->back; |
---|
745 | mulf = true; |
---|
746 | } |
---|
747 | } |
---|
748 | sumnsteps(temp, q->back, tempadd, 0, endsite); |
---|
749 | sumnsteps2(tempsum, temp, temp1, 0, endsite, threshwt); |
---|
750 | if (lastrearr) { |
---|
751 | if (-tempsum->sumsteps >= bstlike2) { |
---|
752 | trysave = false; |
---|
753 | multf = false; |
---|
754 | if (belowbetter) { |
---|
755 | bestever = false; |
---|
756 | trysave = true; |
---|
757 | } |
---|
758 | if (-tempsum->sumsteps > bstlike2) { |
---|
759 | bestever = true; |
---|
760 | trysave = true; |
---|
761 | } |
---|
762 | if (trysave) { |
---|
763 | if (treenode[q->back->index - 1] != q->back) |
---|
764 | tempblw = q; |
---|
765 | else |
---|
766 | tempblw = q->back; |
---|
767 | savelocrearr(item, forknode, tempblw, tmp, tmp1, tmp2, tmp3, tmprm, |
---|
768 | tmpadd, &root, maxtrees, &nextree, multf, bestever, |
---|
769 | &saved, place, bestrees, treenode, &grbg, |
---|
770 | zeros, zeros2); |
---|
771 | if (saved) { |
---|
772 | like = bstlike2 = -tempsum->sumsteps; |
---|
773 | there = tempblw; |
---|
774 | mulf = false; |
---|
775 | } |
---|
776 | } |
---|
777 | } |
---|
778 | } else if (-tempsum->sumsteps > like) { |
---|
779 | like = -tempsum->sumsteps; |
---|
780 | if (-tempsum->sumsteps > bestyet) { |
---|
781 | if (treenode[q->back->index - 1] != q->back) |
---|
782 | tempblw = q; |
---|
783 | else |
---|
784 | tempblw = q->back; |
---|
785 | there = tempblw; |
---|
786 | mulf = false; |
---|
787 | } |
---|
788 | } |
---|
789 | } |
---|
790 | q = q->next; |
---|
791 | } |
---|
792 | } /* trydescendants */ |
---|
793 | |
---|
794 | |
---|
795 | void trylocal(node *item, node *forknode) |
---|
796 | { |
---|
797 | /* rearranges below forknode, below descendants of forknode when |
---|
798 | there are more than 2 descendants, then unroots the back of |
---|
799 | forknode and rearranges on its descendants */ |
---|
800 | node *q; |
---|
801 | boolean bestever, multf, saved; |
---|
802 | |
---|
803 | memcpy(temprm->discbase, zeros2, endsite*sizeof(unsigned char)); |
---|
804 | memcpy(temprm->numsteps, zeros, endsite*sizeof(long)); |
---|
805 | memcpy(temprm->olddiscbase, item->discbase, endsite*sizeof(unsigned char)); |
---|
806 | memcpy(temprm->oldnumsteps, item->numsteps, endsite*sizeof(long)); |
---|
807 | memcpy(tempf->discbase, forknode->discbase, endsite*sizeof(unsigned char)); |
---|
808 | memcpy(tempf->numsteps, forknode->numsteps, endsite*sizeof(long)); |
---|
809 | memcpy(tempf->discnumnuc, forknode->discnumnuc, endsite*sizeof(discnucarray)); |
---|
810 | tempf->numdesc = forknode->numdesc - 1; |
---|
811 | multifillin(tempf, temprm, -1); |
---|
812 | if (!forknode->back) { |
---|
813 | sumnsteps2(tempsum, tempf, tempadd, 0, endsite, threshwt); |
---|
814 | if (lastrearr) { |
---|
815 | if (-tempsum->sumsteps > bstlike2) { |
---|
816 | bestever = true; |
---|
817 | multf = false; |
---|
818 | savelocrearr(item, forknode, forknode, tmp, tmp1, tmp2, tmp3, tmprm, |
---|
819 | tmpadd, &root, maxtrees, &nextree, multf, bestever, |
---|
820 | &saved, place, bestrees, treenode, &grbg, |
---|
821 | zeros, zeros2); |
---|
822 | if (saved) { |
---|
823 | like = bstlike2 = -tempsum->sumsteps; |
---|
824 | there = forknode; |
---|
825 | mulf = false; |
---|
826 | } |
---|
827 | } |
---|
828 | } else if (-tempsum->sumsteps > like) { |
---|
829 | like = -tempsum->sumsteps; |
---|
830 | if (-tempsum->sumsteps > bestyet) { |
---|
831 | there = forknode; |
---|
832 | mulf = false; |
---|
833 | } |
---|
834 | } |
---|
835 | } else { |
---|
836 | sumnsteps(temp, tempf, tempadd, 0, endsite); |
---|
837 | sumnsteps2(tempsum, temp, forknode->back, 0, endsite, threshwt); |
---|
838 | if (lastrearr) { |
---|
839 | if (-tempsum->sumsteps > bstlike2) { |
---|
840 | bestever = true; |
---|
841 | multf = false; |
---|
842 | savelocrearr(item, forknode, forknode, tmp, tmp1, tmp2, tmp3, tmprm, |
---|
843 | tmpadd, &root, maxtrees, &nextree, multf, bestever, |
---|
844 | &saved, place, bestrees, treenode, &grbg, |
---|
845 | zeros, zeros2); |
---|
846 | if (saved) { |
---|
847 | like = bstlike2 = -tempsum->sumsteps; |
---|
848 | there = forknode; |
---|
849 | mulf = false; |
---|
850 | } |
---|
851 | } |
---|
852 | } else if (-tempsum->sumsteps > like) { |
---|
853 | like = -tempsum->sumsteps; |
---|
854 | if (-tempsum->sumsteps > bestyet) { |
---|
855 | there = forknode; |
---|
856 | mulf = false; |
---|
857 | } |
---|
858 | } |
---|
859 | trydescendants(item, forknode, forknode->back, tempf, false); |
---|
860 | } |
---|
861 | q = forknode->next; |
---|
862 | while (q != forknode) { |
---|
863 | if (q->back != item) { |
---|
864 | memcpy(temp2->discbase, q->discbase, endsite*sizeof(unsigned char)); |
---|
865 | memcpy(temp2->numsteps, q->numsteps, endsite*sizeof(long)); |
---|
866 | memcpy(temp2->discnumnuc, q->discnumnuc, endsite*sizeof(discnucarray)); |
---|
867 | temp2->numdesc = q->numdesc - 1; |
---|
868 | multifillin(temp2, temprm, -1); |
---|
869 | if (!q->back->tip) { |
---|
870 | trydescendants(item, forknode, q->back, temp2, true); |
---|
871 | } else { |
---|
872 | sumnsteps(temp1, q->back, tempadd, 0, endsite); |
---|
873 | sumnsteps2(tempsum, temp1, temp2, 0, endsite, threshwt); |
---|
874 | if (lastrearr) { |
---|
875 | if (-tempsum->sumsteps > bstlike2) { |
---|
876 | multf = false; |
---|
877 | bestever = true; |
---|
878 | savelocrearr(item, forknode, q->back, tmp, tmp1, tmp2, tmp3, |
---|
879 | tmprm, tmpadd, &root, maxtrees, &nextree, multf, |
---|
880 | bestever, &saved, place, bestrees, treenode, |
---|
881 | &grbg, zeros, zeros2); |
---|
882 | if (saved) { |
---|
883 | like = bstlike2 = -tempsum->sumsteps; |
---|
884 | there = q->back; |
---|
885 | mulf = false; |
---|
886 | } |
---|
887 | } |
---|
888 | } else if (-tempsum->sumsteps > like) { |
---|
889 | like = -tempsum->sumsteps; |
---|
890 | if (-tempsum->sumsteps > bestyet) { |
---|
891 | there = q->back; |
---|
892 | mulf = false; |
---|
893 | } |
---|
894 | } |
---|
895 | } |
---|
896 | } |
---|
897 | q = q->next; |
---|
898 | } |
---|
899 | } /* trylocal */ |
---|
900 | |
---|
901 | |
---|
902 | void trylocal2(node *item, node *forknode, node *other) |
---|
903 | { |
---|
904 | /* rearranges below forknode, below descendants of forknode when |
---|
905 | there are more than 2 descendants, then unroots the back of |
---|
906 | forknode and rearranges on its descendants. Used if forknode |
---|
907 | has binary descendants */ |
---|
908 | node *q; |
---|
909 | boolean bestever=0, multf, saved, belowbetter, trysave; |
---|
910 | |
---|
911 | memcpy(tempf->discbase, other->discbase, endsite*sizeof(unsigned char)); |
---|
912 | memcpy(tempf->numsteps, other->numsteps, endsite*sizeof(long)); |
---|
913 | memcpy(tempf->olddiscbase, forknode->discbase, endsite*sizeof(unsigned char)); |
---|
914 | memcpy(tempf->oldnumsteps, forknode->numsteps, endsite*sizeof(long)); |
---|
915 | tempf->numdesc = other->numdesc; |
---|
916 | if (forknode->back) |
---|
917 | trydescendants(item, forknode, forknode->back, tempf, false); |
---|
918 | if (!other->tip) { |
---|
919 | memcpy(temp->discbase, other->discbase, endsite*sizeof(unsigned char)); |
---|
920 | memcpy(temp->numsteps, other->numsteps, endsite*sizeof(long)); |
---|
921 | memcpy(temp->discnumnuc, other->discnumnuc, endsite*sizeof(discnucarray)); |
---|
922 | temp->numdesc = other->numdesc + 1; |
---|
923 | multifillin(temp, tempadd, 1); |
---|
924 | if (forknode->back) |
---|
925 | sumnsteps2(tempsum, forknode->back, temp, 0, endsite, threshwt); |
---|
926 | else |
---|
927 | sumnsteps2(tempsum, NULL, temp, 0, endsite, threshwt); |
---|
928 | belowbetter = true; |
---|
929 | if (lastrearr) { |
---|
930 | if (-tempsum->sumsteps >= bstlike2) { |
---|
931 | belowbetter = false; |
---|
932 | bestever = false; |
---|
933 | multf = true; |
---|
934 | if (-tempsum->sumsteps > bstlike2) |
---|
935 | bestever = true; |
---|
936 | savelocrearr(item, forknode, other, tmp, tmp1, tmp2, tmp3, tmprm, |
---|
937 | tmpadd, &root, maxtrees, &nextree, multf, bestever, |
---|
938 | &saved, place, bestrees, treenode, &grbg, |
---|
939 | zeros, zeros2); |
---|
940 | if (saved) { |
---|
941 | like = bstlike2 = -tempsum->sumsteps; |
---|
942 | there = other; |
---|
943 | mulf = true; |
---|
944 | } |
---|
945 | } |
---|
946 | } else if (-tempsum->sumsteps >= like) { |
---|
947 | there = other; |
---|
948 | mulf = true; |
---|
949 | like = -tempsum->sumsteps; |
---|
950 | } |
---|
951 | if (forknode->back) { |
---|
952 | memcpy(temprm->discbase, forknode->back->discbase, endsite*sizeof(unsigned char)); |
---|
953 | memcpy(temprm->numsteps, forknode->back->numsteps, endsite*sizeof(long)); |
---|
954 | } else { |
---|
955 | memcpy(temprm->discbase, zeros2, endsite*sizeof(unsigned char)); |
---|
956 | memcpy(temprm->numsteps, zeros, endsite*sizeof(long)); |
---|
957 | } |
---|
958 | memcpy(temprm->olddiscbase, other->back->discbase, endsite*sizeof(unsigned char)); |
---|
959 | memcpy(temprm->oldnumsteps, other->back->numsteps, endsite*sizeof(long)); |
---|
960 | q = other->next; |
---|
961 | while (q != other) { |
---|
962 | memcpy(temp2->discbase, q->discbase, endsite*sizeof(unsigned char)); |
---|
963 | memcpy(temp2->numsteps, q->numsteps, endsite*sizeof(long)); |
---|
964 | memcpy(temp2->discnumnuc, q->discnumnuc, endsite*sizeof(discnucarray)); |
---|
965 | if (forknode->back) { |
---|
966 | temp2->numdesc = q->numdesc; |
---|
967 | multifillin(temp2, temprm, 0); |
---|
968 | } else { |
---|
969 | temp2->numdesc = q->numdesc - 1; |
---|
970 | multifillin(temp2, temprm, -1); |
---|
971 | } |
---|
972 | if (!q->back->tip) |
---|
973 | trydescendants(item, forknode, q->back, temp2, true); |
---|
974 | else { |
---|
975 | sumnsteps(temp1, q->back, tempadd, 0, endsite); |
---|
976 | sumnsteps2(tempsum, temp1, temp2, 0, endsite, threshwt); |
---|
977 | if (lastrearr) { |
---|
978 | if (-tempsum->sumsteps >= bstlike2) { |
---|
979 | trysave = false; |
---|
980 | multf = false; |
---|
981 | if (belowbetter) { |
---|
982 | bestever = false; |
---|
983 | trysave = true; |
---|
984 | } |
---|
985 | if (-tempsum->sumsteps > bstlike2) { |
---|
986 | bestever = true; |
---|
987 | trysave = true; |
---|
988 | } |
---|
989 | if (trysave) { |
---|
990 | savelocrearr(item, forknode, q->back, tmp, tmp1, tmp2, tmp3, |
---|
991 | tmprm, tmpadd, &root, maxtrees, &nextree, multf, |
---|
992 | bestever, &saved, place, bestrees, treenode, |
---|
993 | &grbg, zeros, zeros2); |
---|
994 | if (saved) { |
---|
995 | like = bstlike2 = -tempsum->sumsteps; |
---|
996 | there = q->back; |
---|
997 | mulf = false; |
---|
998 | } |
---|
999 | } |
---|
1000 | } |
---|
1001 | } else if (-tempsum->sumsteps > like) { |
---|
1002 | like = -tempsum->sumsteps; |
---|
1003 | if (-tempsum->sumsteps > bestyet) { |
---|
1004 | there = q->back; |
---|
1005 | mulf = false; |
---|
1006 | } |
---|
1007 | } |
---|
1008 | } |
---|
1009 | q = q->next; |
---|
1010 | } |
---|
1011 | } |
---|
1012 | } /* trylocal2 */ |
---|
1013 | |
---|
1014 | |
---|
1015 | void tryrearr(node *p, boolean *success) |
---|
1016 | { |
---|
1017 | /* evaluates one rearrangement of the tree. |
---|
1018 | if the new tree has greater "likelihood" than the old |
---|
1019 | one sets success = TRUE and keeps the new tree. |
---|
1020 | otherwise, restores the old tree */ |
---|
1021 | node *forknode, *newfork, *other, *oldthere; |
---|
1022 | double oldlike; |
---|
1023 | boolean oldmulf; |
---|
1024 | |
---|
1025 | if (p->back == NULL) |
---|
1026 | return; |
---|
1027 | forknode = treenode[p->back->index - 1]; |
---|
1028 | if (!forknode->back && forknode->numdesc <= 2 && alltips(forknode, p)) |
---|
1029 | return; |
---|
1030 | oldlike = bestyet; |
---|
1031 | like = -10.0 * spp * chars; |
---|
1032 | memcpy(tempadd->discbase, p->discbase, endsite*sizeof(unsigned char)); |
---|
1033 | memcpy(tempadd->numsteps, p->numsteps, endsite*sizeof(long)); |
---|
1034 | memcpy(tempadd->olddiscbase, zeros2, endsite*sizeof(unsigned char)); |
---|
1035 | memcpy(tempadd->oldnumsteps, zeros, endsite*sizeof(long)); |
---|
1036 | if (forknode->numdesc > 2) { |
---|
1037 | oldthere = there = forknode; |
---|
1038 | oldmulf = mulf = true; |
---|
1039 | trylocal(p, forknode); |
---|
1040 | } else { |
---|
1041 | findbelow(&other, p, forknode); |
---|
1042 | oldthere = there = other; |
---|
1043 | oldmulf = mulf = false; |
---|
1044 | trylocal2(p, forknode, other); |
---|
1045 | } |
---|
1046 | if ((like <= oldlike) || (there == oldthere && mulf == oldmulf)) |
---|
1047 | return; |
---|
1048 | recompute = true; |
---|
1049 | re_move(p, &forknode, &root, recompute, treenode, &grbg, zeros, zeros2); |
---|
1050 | if (mulf) |
---|
1051 | add(there, p, NULL, &root, recompute, treenode, &grbg, zeros, zeros2); |
---|
1052 | else { |
---|
1053 | if (forknode->numdesc > 0) |
---|
1054 | getnufork(&newfork, &grbg, treenode, zeros, zeros2); |
---|
1055 | else |
---|
1056 | newfork = forknode; |
---|
1057 | add(there, p, newfork, &root, recompute, treenode, &grbg, zeros, zeros2); |
---|
1058 | } |
---|
1059 | if (like > oldlike) { |
---|
1060 | *success = true; |
---|
1061 | bestyet = like; |
---|
1062 | } |
---|
1063 | } /* tryrearr */ |
---|
1064 | |
---|
1065 | |
---|
1066 | void repreorder(node *p, boolean *success) |
---|
1067 | { |
---|
1068 | /* traverses a binary tree, calling PROCEDURE tryrearr |
---|
1069 | at a node before calling tryrearr at its descendants */ |
---|
1070 | node *q, *this; |
---|
1071 | |
---|
1072 | if (p == NULL) |
---|
1073 | return; |
---|
1074 | if (!p->visited) { |
---|
1075 | tryrearr(p, success); |
---|
1076 | p->visited = true; |
---|
1077 | } |
---|
1078 | if (!p->tip) { |
---|
1079 | q = p; |
---|
1080 | while (q->next != p) { |
---|
1081 | this = q->next->back; |
---|
1082 | repreorder(q->next->back,success); |
---|
1083 | if (q->next->back == this) |
---|
1084 | q = q->next; |
---|
1085 | } |
---|
1086 | } |
---|
1087 | } /* repreorder */ |
---|
1088 | |
---|
1089 | |
---|
1090 | void rearrange(node **r) |
---|
1091 | { |
---|
1092 | /* traverses the tree (preorder), finding any local |
---|
1093 | rearrangement which decreases the number of steps. |
---|
1094 | if traversal succeeds in increasing the tree's |
---|
1095 | "likelihood", PROCEDURE rearrange runs traversal again */ |
---|
1096 | boolean success=true; |
---|
1097 | |
---|
1098 | while (success) { |
---|
1099 | success = false; |
---|
1100 | clearvisited(treenode); |
---|
1101 | repreorder(*r, &success); |
---|
1102 | } |
---|
1103 | } /* rearrange */ |
---|
1104 | |
---|
1105 | |
---|
1106 | void describe() |
---|
1107 | { |
---|
1108 | /* prints ancestors, steps and table of numbers of steps in |
---|
1109 | each site */ |
---|
1110 | |
---|
1111 | if (treeprint) { |
---|
1112 | fprintf(outfile, "\nrequires a total of %10.3f\n", like / -10.0); |
---|
1113 | fprintf(outfile, "\n between and length\n"); |
---|
1114 | fprintf(outfile, " ------- --- ------\n"); |
---|
1115 | printbranchlengths(root); |
---|
1116 | } |
---|
1117 | if (stepbox) |
---|
1118 | writesteps(chars, weights, oldweight, root); |
---|
1119 | if (ancseq) { |
---|
1120 | hypstates(chars, root, treenode, &garbage); |
---|
1121 | putc('\n', outfile); |
---|
1122 | } |
---|
1123 | putc('\n', outfile); |
---|
1124 | if (trout) { |
---|
1125 | col = 0; |
---|
1126 | treeout3(root, nextree, &col, root); |
---|
1127 | } |
---|
1128 | } /* describe */ |
---|
1129 | |
---|
1130 | |
---|
1131 | void pars_coordinates(node *p, double lengthsum, long *tipy, |
---|
1132 | double *tipmax) |
---|
1133 | { |
---|
1134 | /* establishes coordinates of nodes */ |
---|
1135 | node *q, *first, *last; |
---|
1136 | double xx; |
---|
1137 | |
---|
1138 | if (p == NULL) |
---|
1139 | return; |
---|
1140 | if (p->tip) { |
---|
1141 | p->xcoord = (long)(over * lengthsum + 0.5); |
---|
1142 | p->ycoord = (*tipy); |
---|
1143 | p->ymin = (*tipy); |
---|
1144 | p->ymax = (*tipy); |
---|
1145 | (*tipy) += down; |
---|
1146 | if (lengthsum > (*tipmax)) |
---|
1147 | (*tipmax) = lengthsum; |
---|
1148 | return; |
---|
1149 | } |
---|
1150 | q = p->next; |
---|
1151 | do { |
---|
1152 | xx = q->v; |
---|
1153 | if (xx > 100.0) |
---|
1154 | xx = 100.0; |
---|
1155 | pars_coordinates(q->back, lengthsum + xx, tipy,tipmax); |
---|
1156 | q = q->next; |
---|
1157 | } while (p != q); |
---|
1158 | first = p->next->back; |
---|
1159 | q = p; |
---|
1160 | while (q->next != p) |
---|
1161 | q = q->next; |
---|
1162 | last = q->back; |
---|
1163 | p->xcoord = (long)(over * lengthsum + 0.5); |
---|
1164 | if ((p == root) || count_sibs(p) > 2) |
---|
1165 | p->ycoord = p->next->next->back->ycoord; |
---|
1166 | else |
---|
1167 | p->ycoord = (first->ycoord + last->ycoord) / 2; |
---|
1168 | p->ymin = first->ymin; |
---|
1169 | p->ymax = last->ymax; |
---|
1170 | } /* pars_coordinates */ |
---|
1171 | |
---|
1172 | |
---|
1173 | void pars_printree() |
---|
1174 | { |
---|
1175 | /* prints out diagram of the tree2 */ |
---|
1176 | long tipy; |
---|
1177 | double scale, tipmax; |
---|
1178 | long i; |
---|
1179 | |
---|
1180 | if (!treeprint) |
---|
1181 | return; |
---|
1182 | putc('\n', outfile); |
---|
1183 | tipy = 1; |
---|
1184 | tipmax = 0.0; |
---|
1185 | pars_coordinates(root, 0.0, &tipy, &tipmax); |
---|
1186 | scale = 1.0 / (long)(tipmax + 1.000); |
---|
1187 | for (i = 1; i <= (tipy - down); i++) |
---|
1188 | drawline3(i, scale, root); |
---|
1189 | putc('\n', outfile); |
---|
1190 | } /* pars_printree */ |
---|
1191 | |
---|
1192 | |
---|
1193 | void globrearrange() |
---|
1194 | { |
---|
1195 | /* does global rearrangements */ |
---|
1196 | long j; |
---|
1197 | double gotlike; |
---|
1198 | boolean frommulti; |
---|
1199 | node *item, *nufork; |
---|
1200 | |
---|
1201 | recompute = true; |
---|
1202 | do { |
---|
1203 | printf(" "); |
---|
1204 | gotlike = bestlike; |
---|
1205 | for (j = 0; j < nonodes; j++) { |
---|
1206 | bestyet = -10.0 * spp * chars; |
---|
1207 | if (j < spp) |
---|
1208 | item = treenode[enterorder[j] -1]; |
---|
1209 | else |
---|
1210 | item = treenode[j]; |
---|
1211 | if ((item != root) && |
---|
1212 | ((j < spp) || ((j >= spp) && (item->numdesc > 0))) && |
---|
1213 | !((item->back->index == root->index) && (root->numdesc == 2) |
---|
1214 | && alltips(root, item))) { |
---|
1215 | re_move(item, &nufork, &root, recompute, treenode, &grbg, zeros, zeros2); |
---|
1216 | frommulti = (nufork->numdesc > 0); |
---|
1217 | clearcollapse(treenode); |
---|
1218 | there = root; |
---|
1219 | memcpy(tempadd->discbase, item->discbase, endsite*sizeof(unsigned char)); |
---|
1220 | memcpy(tempadd->numsteps, item->numsteps, endsite*sizeof(long)); |
---|
1221 | memcpy(tempadd->olddiscbase, zeros2, endsite*sizeof(unsigned char)); |
---|
1222 | memcpy(tempadd->oldnumsteps, zeros, endsite*sizeof(long)); |
---|
1223 | if (frommulti){ |
---|
1224 | oldnufork = nufork; |
---|
1225 | getnufork(&nufork, &grbg, treenode, zeros, zeros2); |
---|
1226 | } |
---|
1227 | addpreorder(root, item, nufork); |
---|
1228 | if (frommulti) |
---|
1229 | oldnufork = NULL; |
---|
1230 | if (!mulf) |
---|
1231 | add(there, item, nufork, &root, recompute, treenode, &grbg, |
---|
1232 | zeros, zeros2); |
---|
1233 | else |
---|
1234 | add(there, item, NULL, &root, recompute, treenode, &grbg, |
---|
1235 | zeros, zeros2); |
---|
1236 | } |
---|
1237 | if (progress) { |
---|
1238 | putchar('.'); |
---|
1239 | fflush(stdout); |
---|
1240 | } |
---|
1241 | } |
---|
1242 | if (progress) |
---|
1243 | putchar('\n'); |
---|
1244 | } while (bestlike > gotlike); |
---|
1245 | } /* globrearrange */ |
---|
1246 | |
---|
1247 | void load_tree(long treei) |
---|
1248 | { /* restores a tree from bestrees */ |
---|
1249 | long j, nextnode; |
---|
1250 | boolean recompute = false; |
---|
1251 | node *dummy; |
---|
1252 | |
---|
1253 | for (j = spp - 1; j >= 1; j--) |
---|
1254 | re_move(treenode[j], &dummy, &root, recompute, treenode, &grbg, |
---|
1255 | zeros, zeros2); |
---|
1256 | root = treenode[0]; |
---|
1257 | recompute = true; |
---|
1258 | add(treenode[0], treenode[1], treenode[spp], &root, recompute, |
---|
1259 | treenode, &grbg, zeros, zeros2); |
---|
1260 | nextnode = spp + 2; |
---|
1261 | for (j = 3; j <= spp; j++) { |
---|
1262 | if (bestrees[treei].btree[j - 1] > 0) |
---|
1263 | add(treenode[bestrees[treei].btree[j - 1] - 1], treenode[j - 1], |
---|
1264 | treenode[nextnode++ - 1], &root, recompute, treenode, &grbg, |
---|
1265 | zeros, zeros2); |
---|
1266 | else |
---|
1267 | add(treenode[treenode[-bestrees[treei].btree[j-1]-1]->back->index-1], |
---|
1268 | treenode[j - 1], NULL, &root, recompute, treenode, &grbg, |
---|
1269 | zeros, zeros2); |
---|
1270 | } |
---|
1271 | } |
---|
1272 | |
---|
1273 | void grandrearr() |
---|
1274 | { |
---|
1275 | /* calls either global rearrangement or local rearrangement on best trees */ |
---|
1276 | long treei; |
---|
1277 | boolean done; |
---|
1278 | |
---|
1279 | done = false; |
---|
1280 | do { |
---|
1281 | treei = findunrearranged(bestrees, nextree, true); |
---|
1282 | if (treei < 0) |
---|
1283 | done = true; |
---|
1284 | else |
---|
1285 | bestrees[treei].gloreange = true; |
---|
1286 | |
---|
1287 | if (!done) { |
---|
1288 | load_tree(treei); |
---|
1289 | globrearrange(); |
---|
1290 | done = rearrfirst; |
---|
1291 | } |
---|
1292 | } while (!done); |
---|
1293 | } /* grandrearr */ |
---|
1294 | |
---|
1295 | |
---|
1296 | void maketree() |
---|
1297 | { |
---|
1298 | /* constructs a binary tree from the pointers in treenode. |
---|
1299 | adds each node at location which yields highest "likelihood" |
---|
1300 | then rearranges the tree for greatest "likelihood" */ |
---|
1301 | long i, j, numtrees, nextnode; |
---|
1302 | boolean done, firsttree, goteof, haslengths; |
---|
1303 | node *item, *nufork, *dummy; |
---|
1304 | pointarray nodep; |
---|
1305 | |
---|
1306 | if (!usertree) { |
---|
1307 | for (i = 1; i <= spp; i++) |
---|
1308 | enterorder[i - 1] = i; |
---|
1309 | if (jumble) |
---|
1310 | randumize(seed, enterorder); |
---|
1311 | recompute = true; |
---|
1312 | root = treenode[enterorder[0] - 1]; |
---|
1313 | add(treenode[enterorder[0] - 1], treenode[enterorder[1] - 1], |
---|
1314 | treenode[spp], &root, recompute, treenode, &grbg, zeros, zeros2); |
---|
1315 | if (progress) { |
---|
1316 | printf("Adding species:\n"); |
---|
1317 | writename(0, 2, enterorder); |
---|
1318 | #ifdef WIN32 |
---|
1319 | phyFillScreenColor(); |
---|
1320 | #endif |
---|
1321 | } |
---|
1322 | lastrearr = false; |
---|
1323 | oldnufork = NULL; |
---|
1324 | for (i = 3; i <= spp; i++) { |
---|
1325 | bestyet = -10.0 * spp * chars; |
---|
1326 | item = treenode[enterorder[i - 1] - 1]; |
---|
1327 | getnufork(&nufork, &grbg, treenode, zeros, zeros2); |
---|
1328 | there = root; |
---|
1329 | memcpy(tempadd->discbase, item->discbase, endsite*sizeof(unsigned char)); |
---|
1330 | memcpy(tempadd->numsteps, item->numsteps, endsite*sizeof(long)); |
---|
1331 | memcpy(tempadd->olddiscbase, zeros2, endsite*sizeof(unsigned char)); |
---|
1332 | memcpy(tempadd->oldnumsteps, zeros, endsite*sizeof(long)); |
---|
1333 | addpreorder(root, item, nufork); |
---|
1334 | if (!mulf) |
---|
1335 | add(there, item, nufork, &root, recompute, treenode, &grbg, |
---|
1336 | zeros, zeros2); |
---|
1337 | else |
---|
1338 | add(there, item, NULL, &root, recompute, treenode, &grbg, |
---|
1339 | zeros, zeros2); |
---|
1340 | like = bestyet; |
---|
1341 | rearrange(&root); |
---|
1342 | if (progress) { |
---|
1343 | writename(i - 1, 1, enterorder); |
---|
1344 | #ifdef WIN32 |
---|
1345 | phyFillScreenColor(); |
---|
1346 | #endif |
---|
1347 | } |
---|
1348 | lastrearr = (i == spp); |
---|
1349 | if (lastrearr) { |
---|
1350 | bestlike = bestyet; |
---|
1351 | if (jumb == 1) { |
---|
1352 | bstlike2 = bestlike; |
---|
1353 | nextree = 1; |
---|
1354 | initbestrees(bestrees, maxtrees, true); |
---|
1355 | initbestrees(bestrees, maxtrees, false); |
---|
1356 | } |
---|
1357 | if (progress) { |
---|
1358 | printf("\nDoing global rearrangements"); |
---|
1359 | if (rearrfirst) |
---|
1360 | printf(" on the first of the trees tied for best\n"); |
---|
1361 | else |
---|
1362 | printf(" on all trees tied for best\n"); |
---|
1363 | printf(" !"); |
---|
1364 | for (j = 1; j <= nonodes; j++) |
---|
1365 | putchar('-'); |
---|
1366 | printf("!\n"); |
---|
1367 | #ifdef WIN32 |
---|
1368 | phyFillScreenColor(); |
---|
1369 | #endif |
---|
1370 | } |
---|
1371 | globrearrange(); |
---|
1372 | rearrange(&root); |
---|
1373 | } |
---|
1374 | } |
---|
1375 | done = false; |
---|
1376 | while (!done && findunrearranged(bestrees, nextree, true) >= 0) { |
---|
1377 | grandrearr(); |
---|
1378 | done = rearrfirst; |
---|
1379 | } |
---|
1380 | if (progress) { |
---|
1381 | putchar('\n'); |
---|
1382 | #ifdef WIN32 |
---|
1383 | phyFillScreenColor(); |
---|
1384 | #endif |
---|
1385 | } |
---|
1386 | recompute = false; |
---|
1387 | for (i = spp - 1; i >= 1; i--) |
---|
1388 | re_move(treenode[i], &dummy, &root, recompute, treenode, &grbg, |
---|
1389 | zeros, zeros2); |
---|
1390 | if (jumb == njumble) { |
---|
1391 | if (thorough && (nextree > 2)) |
---|
1392 | reducebestrees(bestrees, &nextree); |
---|
1393 | if (treeprint) { |
---|
1394 | putc('\n', outfile); |
---|
1395 | if (nextree == 2) |
---|
1396 | fprintf(outfile, "One most parsimonious tree found:\n"); |
---|
1397 | else |
---|
1398 | fprintf(outfile, "%6ld trees in all found\n", nextree - 1); |
---|
1399 | } |
---|
1400 | if (nextree > maxtrees + 1) { |
---|
1401 | if (treeprint) |
---|
1402 | fprintf(outfile, "here are the first %4ld of them\n", (long)maxtrees); |
---|
1403 | nextree = maxtrees + 1; |
---|
1404 | } |
---|
1405 | if (treeprint) |
---|
1406 | putc('\n', outfile); |
---|
1407 | for (i = 0; i <= (nextree - 2); i++) { |
---|
1408 | root = treenode[0]; |
---|
1409 | add(treenode[0], treenode[1], treenode[spp], &root, recompute, |
---|
1410 | treenode, &grbg, zeros, zeros2); |
---|
1411 | nextnode = spp + 2; |
---|
1412 | for (j = 3; j <= spp; j++) { |
---|
1413 | if (bestrees[i].btree[j - 1] > 0) |
---|
1414 | add(treenode[bestrees[i].btree[j - 1] - 1], treenode[j - 1], |
---|
1415 | treenode[nextnode++ - 1], &root, recompute, treenode, &grbg, |
---|
1416 | zeros, zeros2); |
---|
1417 | else |
---|
1418 | add(treenode[treenode[-bestrees[i].btree[j - 1]-1]->back->index-1], |
---|
1419 | treenode[j - 1], NULL, &root, recompute, treenode, &grbg, |
---|
1420 | zeros, zeros2); |
---|
1421 | } |
---|
1422 | reroot(treenode[outgrno - 1], root); |
---|
1423 | postorder(root); |
---|
1424 | evaluate(root); |
---|
1425 | treelength(root, chars, treenode); |
---|
1426 | pars_printree(); |
---|
1427 | describe(); |
---|
1428 | for (j = 1; j < spp; j++) |
---|
1429 | re_move(treenode[j], &dummy, &root, recompute, treenode, |
---|
1430 | &grbg, zeros, zeros2); |
---|
1431 | } |
---|
1432 | } |
---|
1433 | } else { |
---|
1434 | openfile(&intree,INTREE,"input tree", "r",progname,intreename); |
---|
1435 | fscanf(intree, "%ld%*[^\n]", &numtrees); |
---|
1436 | getc(intree); |
---|
1437 | if (numtrees > MAXNUMTREES) { |
---|
1438 | printf( |
---|
1439 | "\n\nERROR: number of input trees is read incorrectly from %s\n\n", |
---|
1440 | intreename); |
---|
1441 | exxit(-1); |
---|
1442 | } |
---|
1443 | if (numtrees > 2) |
---|
1444 | initseed(&inseed, &inseed0, seed); |
---|
1445 | if (treeprint) { |
---|
1446 | fprintf(outfile, "User-defined tree"); |
---|
1447 | if (numtrees > 1) |
---|
1448 | putc('s', outfile); |
---|
1449 | fprintf(outfile, ":\n"); |
---|
1450 | } |
---|
1451 | fsteps = (long **)Malloc(maxuser*sizeof(long *)); |
---|
1452 | for (j = 1; j <= maxuser; j++) |
---|
1453 | fsteps[j - 1] = (long *)Malloc(endsite*sizeof(long)); |
---|
1454 | nodep = NULL; |
---|
1455 | which = 1; |
---|
1456 | while (which <= numtrees) { |
---|
1457 | firsttree = true; |
---|
1458 | nextnode = 0; |
---|
1459 | haslengths = true; |
---|
1460 | treeread(intree, &root, treenode, &goteof, &firsttree, |
---|
1461 | nodep, &nextnode, &haslengths, |
---|
1462 | &grbg, initparsnode); |
---|
1463 | if (treeprint) |
---|
1464 | fprintf(outfile, "\n\n"); |
---|
1465 | if (outgropt) |
---|
1466 | reroot(treenode[outgrno - 1], root); |
---|
1467 | postorder(root); |
---|
1468 | evaluate(root); |
---|
1469 | treelength(root, chars, treenode); |
---|
1470 | pars_printree(); |
---|
1471 | describe(); |
---|
1472 | if (which < numtrees) |
---|
1473 | gdispose(root, &grbg, treenode); |
---|
1474 | which++; |
---|
1475 | } |
---|
1476 | FClose(intree); |
---|
1477 | putc('\n', outfile); |
---|
1478 | if (numtrees > 1 && chars > 1 ) |
---|
1479 | standev(chars, numtrees, minwhich, minsteps, nsteps, fsteps, seed); |
---|
1480 | for (j = 1; j <= maxuser; j++) |
---|
1481 | free(fsteps[j - 1]); |
---|
1482 | free(fsteps); |
---|
1483 | } |
---|
1484 | if (jumb == njumble) { |
---|
1485 | if (progress) { |
---|
1486 | printf("\nOutput written to file \"%s\"\n\n", outfilename); |
---|
1487 | if (trout) { |
---|
1488 | printf("Tree"); |
---|
1489 | if (numtrees > 1) |
---|
1490 | printf("s"); |
---|
1491 | printf(" also written onto file \"%s\"\n\n", outtreename); |
---|
1492 | } |
---|
1493 | } |
---|
1494 | } |
---|
1495 | } /* maketree */ |
---|
1496 | |
---|
1497 | |
---|
1498 | void freerest() |
---|
1499 | { |
---|
1500 | if (!usertree) { |
---|
1501 | freenode(&temp); |
---|
1502 | freenode(&temp1); |
---|
1503 | freenode(&temp2); |
---|
1504 | freenode(&tempsum); |
---|
1505 | freenode(&temprm); |
---|
1506 | freenode(&tempadd); |
---|
1507 | freenode(&tempf); |
---|
1508 | freenode(&tmp); |
---|
1509 | freenode(&tmp1); |
---|
1510 | freenode(&tmp2); |
---|
1511 | freenode(&tmp3); |
---|
1512 | freenode(&tmprm); |
---|
1513 | freenode(&tmpadd); |
---|
1514 | } |
---|
1515 | freegrbg(&grbg); |
---|
1516 | if (ancseq) |
---|
1517 | freegarbage(&garbage); |
---|
1518 | free(threshwt); |
---|
1519 | free(zeros); |
---|
1520 | free(zeros2); |
---|
1521 | freenodes(nonodes, treenode); |
---|
1522 | } /* freerest*/ |
---|
1523 | |
---|
1524 | |
---|
1525 | int main(int argc, Char *argv[]) |
---|
1526 | { /* Discrete character parsimony by uphill search */ |
---|
1527 | |
---|
1528 | /* reads in spp, chars, and the data. Then calls maketree to |
---|
1529 | construct the tree */ |
---|
1530 | #ifdef MAC |
---|
1531 | argc = 1; /* macsetup("Pars",""); */ |
---|
1532 | argv[0]="Pars"; |
---|
1533 | #endif |
---|
1534 | init(argc, argv); |
---|
1535 | openfile(&infile,INFILE,"input file", "r",argv[0],infilename); |
---|
1536 | openfile(&outfile,OUTFILE,"output file", "w",argv[0],outfilename); |
---|
1537 | |
---|
1538 | ibmpc = IBMCRT; |
---|
1539 | ansi = ANSICRT; |
---|
1540 | msets = 1; |
---|
1541 | firstset = true; |
---|
1542 | garbage = NULL; |
---|
1543 | grbg = NULL; |
---|
1544 | doinit(); |
---|
1545 | if (weights || justwts) |
---|
1546 | openfile(&weightfile,WEIGHTFILE,"weights file","r",argv[0],weightfilename); |
---|
1547 | if (trout) |
---|
1548 | openfile(&outtree,OUTTREE,"output tree file", "w",argv[0],outtreename); |
---|
1549 | for (ith = 1; ith <= msets; ith++) { |
---|
1550 | if (msets > 1 && !justwts) { |
---|
1551 | fprintf(outfile, "\nData set # %ld:\n\n", ith); |
---|
1552 | if (progress) |
---|
1553 | printf("\nData set # %ld:\n\n", ith); |
---|
1554 | } |
---|
1555 | doinput(); |
---|
1556 | if (ith == 1) |
---|
1557 | firstset = false; |
---|
1558 | for (jumb = 1; jumb <= njumble; jumb++) |
---|
1559 | maketree(); |
---|
1560 | freerest(); |
---|
1561 | } |
---|
1562 | /* freetree(nonodes, treenode); debug */ |
---|
1563 | FClose(infile); |
---|
1564 | FClose(outfile); |
---|
1565 | if (weights || justwts) |
---|
1566 | FClose(weightfile); |
---|
1567 | if (trout) |
---|
1568 | FClose(outtree); |
---|
1569 | if (usertree) |
---|
1570 | FClose(intree); |
---|
1571 | #ifdef MAC |
---|
1572 | fixmacfile(outfilename); |
---|
1573 | fixmacfile(outtreename); |
---|
1574 | #endif |
---|
1575 | if (progress) |
---|
1576 | printf("Done.\n\n"); |
---|
1577 | #ifdef WIN32 |
---|
1578 | phyRestoreConsoleAttributes(); |
---|
1579 | #endif |
---|
1580 | return 0; |
---|
1581 | } /* Discrete character parsimony by uphill search */ |
---|
1582 | |
---|