1 | /* |
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2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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3 | * > www.orxonox.net < |
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4 | * |
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5 | * |
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6 | * License notice: |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or |
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9 | * modify it under the terms of the GNU General Public License |
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10 | * as published by the Free Software Foundation; either version 2 |
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11 | * of the License, or (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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21 | * |
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22 | * Created on: Oct 8, 2012 |
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23 | * Author: purgham |
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24 | */ |
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25 | /** |
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26 | * Conventions: |
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27 | * -first Checkpoint has index 0 |
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28 | * |
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29 | */ |
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30 | #include <gametypes/SpaceRaceController.h> |
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31 | #include "core/CoreIncludes.h" |
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32 | #include "core/XMLPort.h" |
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33 | #include "gametypes/SpaceRaceManager.h" |
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34 | |
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35 | |
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36 | |
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37 | |
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38 | namespace orxonox |
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39 | { |
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40 | CreateFactory(SpaceRaceController); |
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41 | |
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42 | /* |
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43 | * Idea: Find static Point (checkpoints the spaceship has to reach) |
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44 | */ |
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45 | SpaceRaceController::SpaceRaceController(BaseObject* creator) : |
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46 | ArtificialController(creator) |
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47 | { |
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48 | RegisterObject(SpaceRaceController); |
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49 | std::vector<RaceCheckPoint*> checkpoints; |
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50 | for (ObjectList<SpaceRaceManager>::iterator it = ObjectList<SpaceRaceManager>::begin(); it!= ObjectList<SpaceRaceManager>::end(); ++it) |
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51 | { |
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52 | checkpoints = it->getAllCheckpoints(); |
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53 | nextRaceCheckpoint_=it->findCheckpoint(1); |
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54 | } |
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55 | |
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56 | OrxAssert(!checkpoints.empty(), "No Checkpoints in Level"); |
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57 | checkpoints_=checkpoints; |
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58 | staticRacePoints_ = findStaticCheckpoints(checkpoints); |
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59 | // initialisation of currentRaceCheckpoint_ |
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60 | currentRaceCheckpoint_ = NULL; |
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61 | // find first Checkpoint |
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62 | for (int i=0; true; i++){ |
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63 | if(checkpoints_[i]->getCheckpointIndex()==0){ |
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64 | nextRaceCheckpoint_=checkpoints_[i]; |
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65 | break; |
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66 | } |
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67 | } |
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68 | |
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69 | } |
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70 | |
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71 | int SpaceRaceController::distanceSpaceshipToCheckPoint(RaceCheckPoint* CheckPoint) |
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72 | { |
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73 | if (this->getControllableEntity() != NULL) |
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74 | { |
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75 | return (CheckPoint->getPosition()- this->getControllableEntity()->getPosition()).length(); |
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76 | } |
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77 | return -1; |
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78 | } |
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79 | |
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80 | RaceCheckPoint* SpaceRaceController::nextPointFind(RaceCheckPoint* raceCheckpoint) |
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81 | { |
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82 | int distances[] ={ -1, -1, -1}; |
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83 | int temp_i = 0; |
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84 | for (std::set<int>::iterator it =raceCheckpoint->getNextCheckpoints().begin(); it!= raceCheckpoint->getNextCheckpoints().end(); ++it) |
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85 | { |
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86 | distances[temp_i] = recCalculateDistance(raceCheckpoint, this->getControllableEntity()->getPosition()); |
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87 | temp_i++; |
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88 | } |
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89 | if (distances[0] > distances[1] && distances[1] != -1) |
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90 | { |
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91 | if (distances[2] < distances[1] && distances[2] != -1) |
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92 | { |
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93 | return checkpoints_[*raceCheckpoint->getNextCheckpoints().end()]; // return [2] |
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94 | } |
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95 | else |
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96 | { |
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97 | std::set<int>::iterator temp = raceCheckpoint->getNextCheckpoints().begin(); |
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98 | return checkpoints_[*(++temp)]; |
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99 | } |
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100 | } |
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101 | else |
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102 | { |
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103 | if (distances[2] < distances[0] && distances[2] != -1) |
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104 | { |
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105 | return checkpoints_[*raceCheckpoint->getNextCheckpoints().end()]; // return [2] |
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106 | } |
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107 | else |
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108 | { |
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109 | return checkpoints_[*raceCheckpoint->getNextCheckpoints().begin()]; // return [2] |
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110 | } |
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111 | } |
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112 | } |
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113 | |
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114 | RaceCheckPoint* SpaceRaceController::adjustNextPoint() |
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115 | { |
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116 | if (currentRaceCheckpoint_ == NULL) // no Adjust possible |
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117 | |
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118 | { |
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119 | return nextRaceCheckpoint_; |
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120 | } |
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121 | if ((currentRaceCheckpoint_->getNextCheckpoints()).size() == 1) // no Adjust possible |
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122 | |
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123 | { |
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124 | return nextRaceCheckpoint_; |
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125 | } |
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126 | |
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127 | //Adjust possible |
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128 | |
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129 | return nextPointFind(currentRaceCheckpoint_); |
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130 | } |
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131 | |
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132 | int SpaceRaceController::recCalculateDistance(RaceCheckPoint* currentCheckPoint, Vector3 currentPosition) |
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133 | { |
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134 | orxout()<< "rec Aufruf" << endl; |
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135 | // if ( staticCheckPoint was reached) |
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136 | if (std::find(staticRacePoints_.begin(), staticRacePoints_.end(),currentCheckPoint) != staticRacePoints_.end()) |
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137 | { |
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138 | return (currentCheckPoint->getPosition() - currentPosition).length(); |
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139 | } |
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140 | else |
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141 | { |
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142 | int minimum = std::numeric_limits<int>::max(); |
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143 | int temp=0; |
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144 | for (std::set<int>::iterator it = currentCheckPoint->getNextCheckpoints().begin(); it!= currentCheckPoint->getNextCheckpoints().end(); ++it) |
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145 | { //temp++; |
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146 | WorldEntity* ttt= dynamic_cast<WorldEntity*> (currentCheckPoint); |
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147 | OrxAssert(!(ttt==NULL), "WorldEntity null"); |
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148 | OrxAssert(!(ttt->getNode()==NULL), "Node of WorldEntity is null"); |
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149 | |
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150 | //orxout()<< temp <<endl; |
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151 | //if(temp==1){orxout()<<currentCheckPoint << " == null? => "<<(currentCheckPoint==NULL)<<currentPosition<<endl;} |
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152 | Vector3 t=(currentPosition- ttt->getPosition()); //TODO: Find Crash Reason. Why can't currentCheck access node. |
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153 | int tt=static_cast<int>(t.length()); |
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154 | //OrxAssert(!currentCheckPoint.empty(), "currentCheckPoint == null"); |
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155 | //OrxAssert(!(it == currentCheckPoint->getNextCheckpoints().end()), "it is null"); |
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156 | minimum= std::min(minimum, tt+ recCalculateDistance(checkpoints_[(*it)], currentCheckPoint->getPosition())); |
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157 | // minimum of distanz from 'currentPosition' to the next static Checkpoint |
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158 | }//Error tritt manchmal auf |
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159 | return minimum; |
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160 | } |
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161 | } |
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162 | |
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163 | /* |
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164 | * returns a vector of static Point (checkpoints the spaceship has to reach) |
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165 | */ |
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166 | std::vector<RaceCheckPoint*> SpaceRaceController::findStaticCheckpoints( |
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167 | std::vector<RaceCheckPoint*> allCheckpoints) |
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168 | { |
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169 | std::map<RaceCheckPoint*, int> * zaehler = new std::map< |
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170 | RaceCheckPoint*, int>(); // counts how many times the checkpoit was reached (for simulation) |
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171 | for (unsigned int i = 0; i < allCheckpoints.size(); i++) |
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172 | { |
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173 | zaehler->insert(std::pair<RaceCheckPoint*, int>(allCheckpoints[i],0)); |
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174 | } |
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175 | int maxWays = rekSimulationCheckpointsReached(zaehler->begin()->first,&allCheckpoints, zaehler); |
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176 | |
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177 | std::vector<RaceCheckPoint*> returnVec; |
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178 | returnVec.clear(); |
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179 | for (std::map<RaceCheckPoint*, int>::iterator iter = zaehler->begin(); iter!= zaehler->end(); iter++) |
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180 | { |
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181 | if (iter->second == maxWays) |
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182 | { |
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183 | //returnVec.insert(allCheckpoints[1]); |
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184 | returnVec.insert(returnVec.end(), iter->first); |
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185 | } |
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186 | } |
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187 | delete zaehler; |
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188 | return returnVec; |
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189 | } |
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190 | |
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191 | /* |
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192 | * |
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193 | * return how many ways go from the given checkpoint to the last one |
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194 | */ |
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195 | int SpaceRaceController::rekSimulationCheckpointsReached(RaceCheckPoint* currentCheckpoint, std::vector<RaceCheckPoint*>* checkpoints, std::map<RaceCheckPoint*, int>* zaehler) |
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196 | { |
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197 | if (currentCheckpoint->isLast()) |
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198 | {// last point reached |
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199 | (*zaehler)[currentCheckpoint] += 1; |
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200 | return 1; // 1 Way form the last point to this one |
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201 | } |
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202 | else |
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203 | { |
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204 | int numberOfWays = 0; // counts number of ways from this Point to the last point |
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205 | for (std::set<int>::iterator it = |
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206 | currentCheckpoint->getNextCheckpoints().begin(); it |
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207 | != currentCheckpoint->getNextCheckpoints().end(); ++it) |
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208 | { |
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209 | numberOfWays += rekSimulationCheckpointsReached((*checkpoints)[(*it)], checkpoints, zaehler); |
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210 | } |
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211 | (*zaehler)[currentCheckpoint] += numberOfWays; |
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212 | return numberOfWays; // returns the number of ways from this point to the last one |
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213 | } |
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214 | } |
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215 | |
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216 | SpaceRaceController::~SpaceRaceController() |
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217 | { |
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218 | // TODO Auto-generated destructor stub |
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219 | } |
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220 | |
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221 | void SpaceRaceController::XMLPort(Element& xmlelement, XMLPort::Mode mode) |
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222 | { |
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223 | SUPER(SpaceRaceController, XMLPort, xmlelement, mode); |
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224 | XMLPortParam(ArtificialController, "accuracy", setAccuracy, getAccuracy, xmlelement, mode).defaultValues( |
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225 | 100.0f); |
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226 | XMLPortObject(ArtificialController, WorldEntity, "waypoints", addWaypoint, getWaypoint, xmlelement, mode) |
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227 | ; |
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228 | |
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229 | } |
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230 | void SpaceRaceController::tick(float dt) |
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231 | { |
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232 | if (this->getControllableEntity() == NULL || this->getControllableEntity()->getPlayer() == NULL ){orxout()<<this->getControllableEntity()<< " in tick"<<endl; return;} |
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233 | if (nextRaceCheckpoint_->playerWasHere(this->getControllableEntity()->getPlayer())) |
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234 | {//Checkpoint erreicht |
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235 | currentRaceCheckpoint_=nextRaceCheckpoint_; |
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236 | OrxAssert(nextRaceCheckpoint_, "next race checkpoint undefined"); |
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237 | nextRaceCheckpoint_ = nextPointFind(nextRaceCheckpoint_); |
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238 | } |
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239 | else if (std::abs(lastDistance - distanceSpaceshipToCheckPoint(nextRaceCheckpoint_)) < 500) |
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240 | { |
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241 | nextRaceCheckpoint_ = adjustNextPoint(); |
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242 | } |
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243 | this->moveToPosition(nextRaceCheckpoint_->getPosition()); |
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244 | } |
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245 | |
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246 | } |
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