1 | #include "dgp0.hh" |
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2 | #include "global.hh" |
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3 | |
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4 | extern Grammar grammar; |
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5 | extern MGraph mgraph; |
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6 | extern SGraph sgraph; |
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7 | |
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8 | extern bool debug; |
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9 | |
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10 | list<int> nodelist; |
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11 | list<int>::iterator processed; |
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12 | |
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13 | //==================================================================================================== |
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14 | |
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15 | void set_initial_constraints(int node) |
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16 | { |
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17 | sgraph[node].prop.forbidden.reset(); |
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18 | sgraph[node].prop.required=grammar.is_obl(sgraph.cat(node)); |
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19 | sgraph[node].prop.attached.reset(); |
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20 | sgraph[node].prop.flags=grammar.initial_flags(sgraph.cat(node)); |
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21 | } |
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22 | |
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23 | //---------------------------------------------------------------------------------------------------- |
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24 | |
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25 | bool changing_constraints(int head, Role role) |
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26 | { |
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27 | return grammar.is_sgl(role) || sgraph[head].prop.required[role]; |
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28 | } |
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29 | |
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30 | //==================================================================================================== |
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31 | |
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32 | NodeProp compute_head_prop(NodeProp headprop, const Link& link, list<Boubble*> bs, FlagSet& depflags) |
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33 | { |
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34 | NodeProp ret=headprop; |
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35 | |
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36 | if(grammar.is_sgl(link.role)) |
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37 | { |
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38 | ret.forbidden.set(link.role); |
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39 | ret.attached.set(link.role); |
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40 | } |
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41 | ret.required.reset(link.role); |
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42 | |
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43 | ret.required |= (grammar.constr_include(link.role) & ~ret.attached); |
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44 | ret.forbidden |= grammar.constr_exclude(link.role); |
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45 | |
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46 | ret.boubbles=bs; |
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47 | ret.flags |= ( depflags & grammar.pass_flags(link.role) ); |
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48 | |
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49 | if(link.props[Prop("INIT")]) ret.init_attached=true; |
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50 | if(link.props[Prop("FIN")]) ret.fin_attached=true; |
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51 | |
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52 | return ret; |
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53 | } |
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54 | |
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55 | //---------------------------------------------------------------------------------------------------- |
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56 | |
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57 | NodeProp compute_dep_prop(NodeProp depprop, const Link& link, list<Boubble*> bs) |
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58 | { |
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59 | NodeProp ret=depprop; |
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60 | ret.boubbles=bs; |
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61 | return ret; |
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62 | } |
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63 | |
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64 | //==================================================================================================== |
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65 | |
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66 | int find_existing_node(int mnodeind, NodeProp p, bitset<MAXNODES>& newheadLH, bitset<MAXNODES>& newheadLV) |
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67 | { |
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68 | MNode& mnode = mgraph[mnodeind]; |
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69 | for(vector<int>::iterator ps=mnode.snodes.begin(); ps!=mnode.snodes.end(); ++ps) |
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70 | if(sgraph[*ps].prop==p && sgraph[*ps].LH==newheadLH && sgraph[*ps].LV==newheadLV) return *ps; |
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71 | return -1; |
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72 | } |
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73 | |
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74 | //==================================================================================================== |
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75 | |
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76 | list<Boubble*> receive_boubbles(int node, Role role, Dir dir) |
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77 | { |
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78 | list<Boubble*> ret; |
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79 | for(list<Boubble*>::iterator b = sgraph[node].prop.boubbles.begin(); b!=sgraph[node].prop.boubbles.end(); b++) |
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80 | { |
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81 | Boubble* new_boubble = (*b)->step(role,dir); |
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82 | if(new_boubble) |
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83 | ret.push_back(new_boubble); |
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84 | } |
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85 | return ret; |
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86 | } |
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87 | |
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88 | //---------------------------------------------------------------------------------------------------- |
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89 | |
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90 | list<Boubble*> collect_head_boubbles(int head, int dep, Role role) |
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91 | { |
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92 | list<Boubble*> new_boubbles = grammar.trigger_boubbles(sgraph.cat(dep),role,UP); |
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93 | |
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94 | for(list<Boubble*>::iterator b = new_boubbles.begin(); b != new_boubbles.end(); b++) |
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95 | (*b)->src(dep); |
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96 | |
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97 | list<Boubble*> received_boubbles = receive_boubbles(dep,role,UP); |
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98 | |
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99 | new_boubbles.insert(new_boubbles.begin(),received_boubbles.begin(),received_boubbles.end()); |
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100 | |
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101 | return new_boubbles; |
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102 | } |
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103 | |
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104 | //---------------------------------------------------------------------------------------------------- |
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105 | |
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106 | list<Boubble*> collect_dep_boubbles(int head, int dep, Role role) |
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107 | { |
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108 | list<Boubble*> new_boubbles = grammar.trigger_boubbles(sgraph.cat(head), role, DOWN); |
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109 | |
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110 | for(list<Boubble*>::iterator b = new_boubbles.begin(); b != new_boubbles.end(); b++) |
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111 | (*b)->src(head); |
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112 | |
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113 | list<Boubble*> received_boubbles = receive_boubbles(head,role,DOWN); |
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114 | |
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115 | new_boubbles.insert(new_boubbles.begin(),received_boubbles.begin(),received_boubbles.end()); |
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116 | |
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117 | return new_boubbles; |
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118 | } |
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119 | |
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120 | //==================================================================================================== |
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121 | |
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122 | int create_new_head_node_left(list<int>::iterator h, NodeProp& newheadprop, bitset<MAXNODES>& newheadLH, bitset<MAXNODES>& newheadLD, bitset<MAXNODES>& newheadLV) |
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123 | { |
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124 | int newheadind = sgraph.clone(*h,newheadprop); |
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125 | list<int>::iterator nextit=h; ++nextit; |
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126 | nodelist.insert(nextit,newheadind); |
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127 | sgraph[newheadind].LH=newheadLH; |
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128 | sgraph[newheadind].LD = newheadLD; |
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129 | sgraph[newheadind].in_LH=true; |
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130 | sgraph[newheadind].LV.reset(); |
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131 | |
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132 | if(debug) sgraph.print_node_debug(stderr,"C ",newheadind,*h); |
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133 | |
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134 | return newheadind; |
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135 | } |
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136 | |
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137 | int create_new_dep_node_left(list<int>::iterator d, NodeProp& prop, bitset<MAXNODES>& LH, bitset<MAXNODES>& LD, bitset<MAXNODES>& LV) |
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138 | { |
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139 | int newind = sgraph.clone(*d,prop); |
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140 | list<int>::iterator nextit=d; ++nextit; |
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141 | nodelist.insert(nextit,newind); |
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142 | sgraph[newind].LH.reset(); |
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143 | sgraph[newind].LD=LD; |
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144 | sgraph[newind].in_LH=false; //??????? |
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145 | sgraph[newind].LV.reset(); |
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146 | |
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147 | if(debug) sgraph.print_node_debug(stderr,"C ",newind,*d); |
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148 | |
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149 | return newind; |
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150 | } |
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151 | |
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152 | int create_new_head_node_right(list<int>::iterator h, NodeProp& newheadprop, bitset<MAXNODES>& newheadLH, bitset<MAXNODES>& newheadLD, bitset<MAXNODES>& newheadLV) |
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153 | { |
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154 | int newheadind = sgraph.clone(*h,newheadprop); |
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155 | list<int>::iterator nextit=h; ++nextit; |
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156 | nodelist.insert(nextit,newheadind); |
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157 | sgraph[newheadind].LH=newheadLH; |
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158 | sgraph[newheadind].LD=newheadLD; |
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159 | sgraph[newheadind].in_LH=false; |
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160 | sgraph[newheadind].LV=newheadLV; |
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161 | |
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162 | if(debug) sgraph.print_node_debug(stderr,"C ",newheadind,*h); |
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163 | |
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164 | return newheadind; |
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165 | } |
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166 | |
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167 | int create_new_dep_node_right(list<int>::iterator d, NodeProp& prop, bitset<MAXNODES>& LH, bitset<MAXNODES>& LD, bitset<MAXNODES>& LV) |
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168 | { |
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169 | int newind = sgraph.clone(*d,prop); |
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170 | list<int>::iterator nextit=d; ++nextit; |
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171 | nodelist.insert(nextit,newind); |
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172 | sgraph[newind].LH=LH; |
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173 | sgraph[newind].LD=LD; |
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174 | sgraph[newind].in_LH=true; //??????? |
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175 | sgraph[newind].LV.reset(); |
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176 | |
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177 | if(debug) sgraph.print_node_debug(stderr,"C ",newind,*d); |
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178 | |
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179 | return newind; |
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180 | } |
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181 | |
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182 | //==================================================================================================== |
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183 | |
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184 | void connect_left(list<int>::iterator h, list<int>::iterator d, const Link& l, list<Boubble*>& new_head_boubbles, list<Boubble*>& new_dep_boubbles) |
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185 | { |
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186 | |
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187 | NodeProp &oldheadprop = sgraph[*h].prop; |
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188 | NodeProp &olddepprop = sgraph[*d].prop; |
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189 | |
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190 | NodeProp newheadprop = compute_head_prop(oldheadprop,l,new_head_boubbles,olddepprop.flags); |
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191 | |
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192 | int newheadind; |
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193 | if(oldheadprop==newheadprop) |
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194 | newheadind = *h; |
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195 | else |
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196 | { |
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197 | bitset<MAXNODES> newheadLH = sgraph[*h].LH; |
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198 | bitset<MAXNODES> newheadLV = sgraph[*d].LV; |
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199 | bitset<MAXNODES> newheadLD = sgraph[*h].LD; |
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200 | |
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201 | newheadind = find_existing_node(sgraph[*h].mnode, newheadprop, newheadLH, newheadLV); |
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202 | if( newheadind >= 0 ) |
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203 | sgraph[newheadind].LD |= newheadLD; |
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204 | else |
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205 | newheadind = create_new_head_node_left(h,newheadprop,newheadLH,newheadLD,newheadLV); |
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206 | } |
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207 | |
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208 | |
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209 | |
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210 | NodeProp newdepprop = compute_dep_prop(olddepprop,l,new_dep_boubbles); |
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211 | |
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212 | int newdepind; |
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213 | |
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214 | if(olddepprop==newdepprop) |
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215 | newdepind = *d; |
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216 | else |
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217 | { |
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218 | bitset<MAXNODES> newdepLH = sgraph[*d].LH; |
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219 | bitset<MAXNODES> newdepLV = sgraph[*d].LV; |
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220 | bitset<MAXNODES> newdepLD = sgraph[*d].LD; |
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221 | |
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222 | newdepind = find_existing_node(sgraph[*d].mnode, newdepprop, newdepLH, newdepLV); |
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223 | if( newdepind >= 0 ) |
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224 | sgraph[newdepind].LD |= newdepLD; // TYLKO DLA LD |
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225 | else |
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226 | newdepind = create_new_dep_node_left(d,newdepprop,newdepLH,newdepLD,newdepLV); |
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227 | } |
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228 | |
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229 | sgraph[newheadind].deps.push_back(Arc(newdepind,l.role,*h,*d)); |
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230 | |
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231 | if(sgraph[*d].saturated()) sgraph[newheadind].LV |= sgraph[*d].LV; |
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232 | |
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233 | sgraph[newheadind].LD.set(*d); |
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234 | if(sgraph[*d].saturated()) sgraph[newheadind].LD |= sgraph[*d].LD; |
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235 | |
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236 | if(debug) sgraph.print_arc(stderr,newheadind,*d,l.role,0); |
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237 | if(debug) sgraph.print_node_debug(stderr,"U ",newheadind,*h); |
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238 | if(debug) sgraph.print_node_debug(stderr,"U ",*d,*d); |
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239 | } |
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240 | |
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241 | //---------------------------------------------------------------------------------------------------- |
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242 | |
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243 | void connect_right(list<int>::iterator h, list<int>::iterator d, const Link& l, list<Boubble*>& new_head_boubbles, list<Boubble*>& new_dep_boubbles) |
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244 | { |
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245 | NodeProp &oldheadprop = sgraph[*h].prop; |
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246 | |
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247 | NodeProp newheadprop = compute_head_prop(oldheadprop,l,new_head_boubbles, sgraph[*d].prop.flags); |
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248 | |
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249 | int newheadind; |
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250 | |
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251 | if(oldheadprop==newheadprop) |
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252 | newheadind = *h; |
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253 | else |
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254 | { |
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255 | bitset<MAXNODES> newheadLH = sgraph[*h].LH; |
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256 | bitset<MAXNODES> newheadLV = sgraph[*h].LV; |
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257 | bitset<MAXNODES> newheadLD = sgraph[*h].LD; |
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258 | |
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259 | newheadind = find_existing_node(sgraph[*h].mnode, newheadprop, newheadLH, newheadLV); |
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260 | if( newheadind >= 0 ) |
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261 | sgraph[newheadind].LD |= newheadLD; // TYLKO DLA LD |
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262 | else |
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263 | newheadind = create_new_head_node_right(h,newheadprop,newheadLH,newheadLD,newheadLV); |
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264 | } |
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265 | |
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266 | NodeProp &olddepprop = sgraph[*d].prop; |
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267 | NodeProp newdepprop = compute_dep_prop(olddepprop,l,new_dep_boubbles); |
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268 | |
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269 | int newdepind; |
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270 | |
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271 | if(olddepprop==newdepprop) |
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272 | newdepind = *d; |
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273 | else |
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274 | { |
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275 | bitset<MAXNODES> newdepLH = sgraph[*d].LH; |
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276 | bitset<MAXNODES> newdepLV = sgraph[*d].LV; |
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277 | bitset<MAXNODES> newdepLD = sgraph[*d].LD; |
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278 | |
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279 | newdepind = find_existing_node(sgraph[*d].mnode, newdepprop, newdepLH, newdepLV); |
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280 | if( newdepind >= 0 ) |
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281 | sgraph[newdepind].LD |= newdepLD; // TYLKO DLA LD |
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282 | else |
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283 | newdepind = create_new_dep_node_right(d,newdepprop,newdepLH,newdepLD,newdepLV); |
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284 | } |
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285 | |
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286 | |
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287 | |
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288 | |
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289 | sgraph[newdepind].heads.push_back(Arc(newheadind,l.role,*h,*d)); |
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290 | |
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291 | sgraph[newdepind].LH.set(newheadind); |
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292 | |
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293 | // sgraph[*d].prop.merge_boubbles(new_dep_boubbles); |
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294 | |
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295 | if(sgraph[newheadind].saturated()) sgraph[newdepind].LH |= sgraph[newheadind].LH; |
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296 | |
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297 | if(debug) sgraph.print_arc(stderr,newheadind,newdepind,l.role,1); |
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298 | if(debug) sgraph.print_node_debug(stderr,"U ",newheadind,*h); |
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299 | if(debug) sgraph.print_node_debug(stderr,"U ",newdepind,*d); |
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300 | |
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301 | } |
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302 | |
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303 | //==================================================================================================== |
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304 | |
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305 | // sprawdza czy te, spo¶ród b±bli, które dotar³y do celu node |
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306 | // daj± wynik prawdziwy, dodatkowo - usuwa je z listy boubbles |
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307 | |
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308 | bool check_boubbles_at_target(list<Boubble*>& boubbles, int node) |
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309 | { |
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310 | list<Boubble*>::iterator last; // ostatnio sprawdzany b±bel |
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311 | bool remove=false; // czy usun±æ ostatnio sprawdzany b±bel |
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312 | |
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313 | for(list<Boubble*>::iterator b = boubbles.begin(); b != boubbles.end(); b = remove ? boubbles.erase(b) : ++b ) |
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314 | if( (*b)->is_at_target() ) |
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315 | if( grammar.check_longrel(sgraph.cat((*b)->src()), sgraph.cat(node), (*b)->rel()) ) |
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316 | remove=true; |
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317 | else |
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318 | return false; |
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319 | else |
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320 | remove=false; |
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321 | |
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322 | return true; |
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323 | } |
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324 | |
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325 | // bool check_boubbles_at_target(list<Boubble*> boubbles, int node) |
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326 | // { |
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327 | // for(list<Boubble*>::iterator b = boubbles.begin(); b != boubbles.end(); ++b ) |
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328 | // if( (*b)->is_at_target() && !grammar.check_longrel(sgraph.cat((*b)->src()), sgraph.cat(node), (*b)->rel()) ) |
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329 | // return false; |
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330 | // return true; |
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331 | // } |
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332 | |
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333 | //==================================================================================================== |
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334 | |
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335 | void try_connect_dependents(list<int>::iterator j) |
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336 | { |
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337 | for(list<int>::iterator i(j); i!=nodelist.begin(); --i) |
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338 | if(sgraph.visible(*i,*j) && sgraph.saturated(*i)) |
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339 | { |
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340 | if(debug) {fprintf(stderr,"## %d <-- %d ... ",*i,*j); } |
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341 | |
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342 | list<const Link*> ji_links = grammar.connectable2( sgraph.cat(*j), sgraph.cat(*i), sgraph[*j].prop.flags, sgraph[*i].prop.flags); // ref do Roles!!! |
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343 | list<const Link*>::iterator ri = ji_links.begin(); |
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344 | if(ri == ji_links.end()) { if(debug) fprintf(stderr,"no roles\n"); } |
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345 | else |
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346 | { |
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347 | for(; ri != ji_links.end(); ++ri ) |
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348 | if(!grammar.check_constr2(sgraph[*j].prop,sgraph[*i].prop,0,**ri )) |
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349 | { if(debug) fprintf(stderr,"constraints failed\n"); } |
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350 | else |
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351 | { |
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352 | list<Boubble*> new_head_boubbles = collect_head_boubbles(*j,*i,(*ri)->role); |
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353 | list<Boubble*> new_dep_boubbles = collect_dep_boubbles(*j,*i,(*ri)->role); |
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354 | |
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355 | if( !(check_boubbles_at_target(new_head_boubbles,*j) && check_boubbles_at_target(new_dep_boubbles,*i)) ) |
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356 | { if(debug) fprintf(stderr,"boubbles failed\n"); } |
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357 | else |
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358 | { |
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359 | if(debug) fprintf(stderr,"success\n"); |
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360 | connect_left( j, i, **ri, new_head_boubbles, new_dep_boubbles); |
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361 | } |
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362 | } |
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363 | } |
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364 | } |
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365 | } |
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366 | |
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367 | |
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368 | //---------------------------------------------------------------------------------------------------- |
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369 | |
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370 | void try_connect_heads(list<int>::iterator j) |
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371 | { |
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372 | for(list<int>::iterator i(j); i!=nodelist.begin(); --i) |
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373 | if(sgraph.visible(*i,*j)) |
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374 | { |
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375 | if(debug) fprintf(stderr, "## %d --> %d ... ",*i,*j); |
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376 | |
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377 | list<const Link*> ij_links = grammar.connectable2( sgraph.cat(*i), sgraph.cat(*j), sgraph[*i].prop.flags, sgraph[*j].prop.flags ); |
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378 | list<const Link*>::iterator ri = ij_links.begin(); |
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379 | if(ri == ij_links.end()) { if(debug) fprintf(stderr,"no roles\n"); } |
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380 | else |
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381 | { |
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382 | for(; ri != ij_links.end(); ++ri ) |
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383 | if( !grammar.check_constr2( sgraph[*i].prop, sgraph[*j].prop, 1, **ri ) ) |
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384 | { if(debug) fprintf(stderr,"constraints failed\n"); } |
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385 | else |
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386 | { |
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387 | list<Boubble*> new_head_boubbles = collect_head_boubbles(*i,*j,(*ri)->role); |
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388 | list<Boubble*> new_dep_boubbles = collect_dep_boubbles(*i,*j,(*ri)->role); |
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389 | |
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390 | if( !(check_boubbles_at_target(new_head_boubbles,*i) && check_boubbles_at_target(new_dep_boubbles,*j)) ) |
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391 | { if(debug) fprintf(stderr,"boubbles failed\n"); } |
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392 | else |
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393 | { |
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394 | if(debug) fprintf(stderr,"success\n"); |
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395 | connect_right( i, j, **ri, new_head_boubbles, new_dep_boubbles ); |
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396 | } |
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397 | } |
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398 | } |
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399 | } |
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400 | } |
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401 | |
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402 | //==================================================================================================== |
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403 | |
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404 | void reverse_links() |
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405 | { |
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406 | list<int>::iterator i = nodelist.begin(); |
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407 | for(++i; i!=nodelist.end(); ++i) |
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408 | { |
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409 | for(vector<Arc>::iterator da=sgraph[*i].deps.begin()--; da!=sgraph[*i].deps.end(); ++da) |
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410 | sgraph[da->dst].heads.push_back(Arc(*i,da->role,da->headanc,da->depanc)); |
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411 | for(vector<Arc>::iterator ha=sgraph[*i].heads.begin(); ha!=sgraph[*i].heads.end(); ++ha) |
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412 | sgraph[ha->dst].deps.push_back(Arc(*i,ha->role,ha->headanc,ha->depanc)); |
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413 | } |
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414 | } |
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415 | |
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416 | //==================================================================================================== |
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417 | |
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418 | void dgp1() |
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419 | { |
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420 | |
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421 | nodelist.clear(); |
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422 | nodelist.push_back(0); // BOS |
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423 | processed=nodelist.begin(); |
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424 | |
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425 | for(int m=0; m<mgraph.size() ; ++m) |
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426 | { |
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427 | int basenode = sgraph.add_base_snode(m); // ma zwracaæ SNode* |
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428 | |
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429 | set_initial_constraints(basenode); |
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430 | nodelist.push_back(basenode); |
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431 | |
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432 | if(debug) {sgraph.print_node_debug(stderr,"B ",basenode,-1);} // STDOUT!!! |
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433 | |
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434 | list<int>::iterator cursor=processed; |
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435 | while(++cursor != nodelist.end()) |
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436 | { |
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437 | try_connect_dependents(cursor); |
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438 | try_connect_heads(cursor); |
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439 | processed=cursor; |
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440 | } |
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441 | |
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442 | } |
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443 | reverse_links(); |
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444 | } |
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