1 | /* |
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2 | orxonox - the future of 3D-vertical-scrollers |
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3 | |
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4 | Copyright (C) 2006 orx |
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5 | |
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6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 2, or (at your option) |
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9 | any later version. |
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10 | |
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11 | ### File Specific: |
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12 | main-programmer: bottac@ee.ethz.ch |
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13 | |
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14 | Inspired by: |
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15 | Rendering Q3 Maps by Morgan McGuire http://graphics.cs.brown.edu/games/quake/quake3.html |
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16 | Unofficial Quake 3 Map Specs by Kekoa Proudfoot http://graphics.stanford.edu/~kekoa/q3/ |
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17 | |
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18 | Collision detection adapted from: |
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19 | Quake 3 Collision Detection by Nathan Ostgard http://www.devmaster.net/articles/quake3collision/ |
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20 | */ |
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21 | |
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22 | |
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23 | #include "vector.h" |
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24 | #include "bsp_file.h" |
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25 | #include "bsp_manager.h" |
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26 | #include "bsp_tree_leaf.h" |
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27 | #include "p_node.h" |
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28 | #include "state.h" |
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29 | #include "debug.h" |
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30 | #include "material.h" |
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31 | #include "camera.h" |
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32 | #include "vertex_array_model.h" |
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33 | #include "world_entities/player.h" |
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34 | #include "world_entities/playable.h" |
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35 | |
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36 | // STL Containers |
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37 | #include <vector> |
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38 | #include <deque> |
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39 | #include "movie_player.h" |
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40 | |
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41 | #include "world_entity.h" |
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42 | |
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43 | #include "util/loading/resource_manager.h" |
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44 | #include "util/loading/load_param.h" |
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45 | #include "util/loading/factory.h" |
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46 | |
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47 | #include "aabb.h" |
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48 | #include "cr_engine.h" |
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49 | #include "collision_tube.h" |
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50 | |
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51 | #ifdef WITH_ODE |
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52 | #include<ode/ode.h> |
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53 | #endif |
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54 | |
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55 | //CREATE_FACTORY( BspManager, CL_BSP_MODEL); |
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56 | |
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57 | BspManager::BspManager(WorldEntity* parent) |
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58 | { |
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59 | |
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60 | this->lastTex = -1; |
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61 | this->parent = parent; |
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62 | /*// open a BSP file |
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63 | this->bspFile = new BspFile(); |
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64 | this->bspFile->scale = 0.4f; |
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65 | this->bspFile->read(ResourceManager::getFullName("test.bsp").c_str()); |
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66 | this->bspFile->build_tree(); |
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67 | this->root = this->bspFile->get_root(); |
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68 | this->alreadyVisible = new bool [this->bspFile->numFaces]; |
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69 | */ |
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70 | |
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71 | } |
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72 | |
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73 | |
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74 | /* |
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75 | BspManager::BspManager(const TiXmlElement* root) |
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76 | { |
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77 | |
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78 | |
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79 | if( root != NULL) |
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80 | this->loadParams(root); |
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81 | |
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82 | CDEngine::getInstance()->setBSPModel(this); |
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83 | } */ |
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84 | |
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85 | BspManager::~BspManager() |
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86 | { |
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87 | if(this->bspFile) |
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88 | delete this->bspFile; |
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89 | } |
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90 | |
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91 | int BspManager::load(const char* fileName, float scale) |
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92 | { |
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93 | #ifdef WITH_ODE |
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94 | this->world = dWorldCreate(); |
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95 | space = dSimpleSpaceCreate(0); |
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96 | |
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97 | //!fixme |
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98 | for (int i=0; i<30; i++) { |
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99 | contact[i].surface.mode = dContactBounce | dContactSoftCFM; |
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100 | contact[i].surface.mu = dInfinity; |
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101 | contact[i].surface.mu2 = 0; |
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102 | contact[i].surface.bounce = 0.1; |
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103 | contact[i].surface.bounce_vel = 0.1; |
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104 | contact[i].surface.soft_cfm = 0.01; |
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105 | } |
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106 | #endif |
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107 | // open a BSP file |
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108 | |
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109 | |
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110 | |
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111 | this->bspFile = new BspFile(); |
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112 | this->bspFile->scale = scale; |
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113 | if(this->bspFile->read(Resources::ResourceManager::getInstance()->prependAbsoluteMainPath(fileName).c_str()) == -1) |
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114 | return -1; |
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115 | |
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116 | this->bspFile->build_tree(); |
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117 | this->root = this->bspFile->get_root(); |
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118 | this->alreadyVisible = new bool [this->bspFile->numFaces]; |
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119 | |
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120 | this->outputFraction = 1.0f; |
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121 | |
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122 | |
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123 | #ifdef WITH_ODE |
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124 | |
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125 | contactgroup = dJointGroupCreate (0); |
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126 | dWorldSetGravity (world,0,0,-0.5); |
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127 | dWorldSetCFM (world,1e-5); |
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128 | this->ODE_Geom_IDs = new dGeomID[this->bspFile->numPatches* 7 *7]; |
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129 | |
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130 | for( int i = 0 ; i < (this->bspFile->numPatches ); i++ ) |
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131 | { |
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132 | this->ODE_Geom_IDs[i] = dCreateTriMesh(space,(this->bspFile->getODE_Geometry())[i],0 , 0, 0); |
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133 | |
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134 | } |
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135 | |
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136 | #endif |
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137 | |
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138 | |
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139 | return 0; |
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140 | } |
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141 | |
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142 | |
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143 | /* |
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144 | BspManager::BspManager(const char* fileName, float scale) |
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145 | { |
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146 | // open a BSP file |
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147 | this->bspFile = new BspFile(); |
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148 | this->bspFile->scale = scale; |
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149 | this->bspFile->read(fileName); |
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150 | this->bspFile->build_tree(); |
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151 | this->root = this->bspFile->get_root(); |
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152 | this->alreadyVisible = new bool [this->bspFile->numFaces]; |
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153 | |
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154 | CDEngine::getInstance()->setBSPModel(this); |
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155 | } |
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156 | */ |
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157 | |
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158 | const void BspManager::tick(float time) |
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159 | { |
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160 | |
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161 | if(unlikely(!this->bspFile->MovieMaterials.empty())) { |
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162 | ::std::vector<MoviePlayer *>::iterator it = this->bspFile->MovieMaterials.begin() ; |
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163 | while(it != this->bspFile->MovieMaterials.end()) { |
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164 | (*it)->tick(time); |
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165 | it++; |
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166 | } |
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167 | //this->bspFile->MovieMaterials.front()->tick(time ); |
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168 | |
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169 | |
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170 | } |
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171 | |
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172 | } |
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173 | const void BspManager::draw() |
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174 | { |
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175 | |
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176 | // Remove lines below |
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177 | //glShadeModel( GL_SMOOTH ); // Enable Smooth Shading |
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178 | //glColor( 0.0f, 0.0f, 0.0f, 0.5f ); // Black Background |
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179 | //glClearDepth( 1.0f ); // Depth Buffer Setup |
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180 | //glClearStencil( 0 ); // Stencil Buffer Setup |
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181 | //glEnable( GL_DEPTH_TEST ); // Enables Depth Testing |
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182 | //glDepthFunc( GL_LEQUAL ); |
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183 | |
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184 | /* |
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185 | this->drawDebugCube(&this->out); |
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186 | this->out1 = this->out; |
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187 | this->out2 = this->out; |
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188 | if(this->collPlane != NULL) { |
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189 | this->out1.x += this->collPlane->x*5.0; |
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190 | this->out1.y += this->collPlane->y*5.0; |
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191 | this->out1.z += this->collPlane->z*5.0; |
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192 | |
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193 | this->out2.x += this->collPlane->x*10.0; |
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194 | this->out2.y += this->collPlane->y*10.0; |
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195 | this->out2.z += this->collPlane->z*10.0; |
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196 | } |
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197 | this->drawDebugCube(&this->out1); |
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198 | this->drawDebugCube(&this->out2); |
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199 | |
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200 | */ |
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201 | |
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202 | |
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203 | // Draw Debug Terrain |
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204 | /* |
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205 | this->bspFile->Materials[0]->select(); |
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206 | for(int i = 0; i < this->bspFile->numPatches ; i++) |
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207 | { |
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208 | this->bspFile->VertexArrayModels[i]->draw(); |
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209 | |
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210 | } |
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211 | */ |
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212 | |
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213 | |
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214 | this->lastTex = -1; |
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215 | // erase alreadyVisible |
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216 | // for(int i = 0; i < this->bspFile->numFaces; i++) this->alreadyVisible[i] = false; |
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217 | float tmp = 0; |
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218 | //this->opal.clear(); |
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219 | //this->trasparent.clear(); |
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220 | // Find all visible faces... |
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221 | |
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222 | this->cam = State::getCamera()->getAbsCoor() ; |
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223 | //this->ship = State::getCameraTargetNode()->getAbsCoor(); |
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224 | |
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225 | |
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226 | |
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227 | |
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228 | |
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229 | // this->viewDir= State::getCamera()->getAbsDirX(); |
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230 | // float d = (cam.x*viewDir.x + cam.y*viewDir.y + cam.z * viewDir.z); |
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231 | |
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232 | BspTreeNode* ActLeaf = this->getLeaf(this->bspFile->root, &ship); |
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233 | int viscluster = -1; |
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234 | viscluster =((leaf*)(this->bspFile->leaves))[ ActLeaf->leafIndex].cluster; // get the players cluster (viscluster) |
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235 | |
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236 | |
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237 | |
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238 | |
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239 | // this->checkCollision(this->root, &this->cam); //!< Test Collision Detection |
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240 | |
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241 | |
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242 | //this->outputStartsOut = true; |
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243 | //this->outputAllSolid = false; |
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244 | //this->outputFraction = 1.0f; |
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245 | |
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246 | if (unlikely( viscluster < 0 || ((int *)(this->bspFile->header))[35] == 0) ) //!< if (sizeof(Visdata) == 0) |
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247 | { |
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248 | |
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249 | // Iterate through all Leafs |
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250 | for(int i = 0; i < this->bspFile->numLeafs ; i++ ) |
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251 | { |
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252 | // cluster = (this->bspFile->leaves)[i].cluster; |
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253 | leaf& curLeaf = (this->bspFile->leaves)[i]; |
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254 | if(curLeaf.cluster<0) continue; |
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255 | |
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256 | /** Do Frustum culling and draw 'em all **/ |
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257 | |
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258 | Vector dir = State::getCameraNode()->getAbsDirX(); |
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259 | |
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260 | float dist = dir.x*this->cam.x +dir.y*this->cam.y +dir.z*this->cam.z; |
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261 | //if(dist < 0) dist = -dist; |
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262 | const float dMins = dir.x*(float)curLeaf.mins[0] +dir.y*(float)curLeaf.mins[1] +dir.z*(float)curLeaf.mins[2] - dist ; |
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263 | const float dMaxs = dir.x*(float)curLeaf.maxs[0] +dir.y*(float)curLeaf.maxs[1] +dir.z*(float)curLeaf.maxs[2] - dist ; |
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264 | |
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265 | if(dMins < -300.0 && dMaxs < -300.0) { |
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266 | continue; |
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267 | } |
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268 | if( (this->cam - Vector(curLeaf.mins[0],curLeaf.mins[1], curLeaf.mins[2])).len() > 2000 && (this->cam - Vector(curLeaf.maxs[0],curLeaf.maxs[1], curLeaf.maxs[2])).len() > 2000) { |
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269 | continue; |
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270 | } |
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271 | |
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272 | |
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273 | // Iterate through all faces |
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274 | for (int j = 0; j < curLeaf.n_leaffaces ; ++j) { |
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275 | const int g = (j + curLeaf.leafface); |
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276 | const int f = ((int *)this->bspFile->leafFaces)[g]; |
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277 | if (f >=0 && !this->isAlreadyVisible(f)) { |
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278 | this->alreadyVisible[f] = true; |
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279 | addFace(f); // "visibleFaces.append(f)" |
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280 | } |
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281 | } |
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282 | |
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283 | |
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284 | |
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285 | |
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286 | } //for |
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287 | } else { |
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288 | |
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289 | |
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290 | unsigned int v; |
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291 | unsigned char visSet; |
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292 | |
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293 | // Iterate through all Leafs |
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294 | |
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295 | for(int i = 0; i < this->bspFile->numLeafs ; ++i ) { |
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296 | leaf& camLeaf = (this->bspFile->leaves)[ActLeaf->leafIndex] ; |
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297 | leaf& curLeaf = (this->bspFile->leaves)[i] ; |
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298 | int& cluster = curLeaf.cluster; |
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299 | |
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300 | if(cluster < 0) continue; |
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301 | v = ((viscluster * ( ((int *)this->bspFile->visData)[1]) ) + (cluster >> 3)); |
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302 | visSet =((char*) (this->bspFile->visData))[v + 8]; |
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303 | |
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304 | // gets bit of visSet |
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305 | if( ((visSet) & (1 << (cluster & 7))) /* != 0 */) { |
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306 | |
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307 | // Frustum culling |
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308 | |
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309 | Vector dir; |
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310 | dir.x = State::getCameraNode()->getAbsDirX().x; |
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311 | dir.y = State::getCameraNode()->getAbsDirX().y; |
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312 | dir.z = State::getCameraNode()->getAbsDirX().z; |
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313 | const float dist = dir.x*this->cam.x +dir.y*this->cam.y +dir.z*this->cam.z; |
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314 | //if(dist < 0) dist = -dist; |
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315 | const float dMins = dir.x*(float)curLeaf.mins[0] +dir.y*(float)curLeaf.mins[1] +dir.z*(float)curLeaf.mins[2] - dist; |
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316 | const float dMaxs = dir.x*(float)curLeaf.maxs[0] +dir.y*(float)curLeaf.maxs[1] +dir.z*(float)curLeaf.maxs[2] - dist; |
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317 | |
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318 | if(dMins < -0.0 && dMaxs < -0.0) { |
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319 | continue; |
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320 | } |
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321 | |
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322 | |
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323 | // Iterate through all faces |
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324 | for (int j = 0; j < curLeaf.n_leaffaces ; ++j) { |
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325 | const int g = (j + curLeaf.leafface); |
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326 | const int f = ((int *)this->bspFile->leafFaces)[g]; |
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327 | |
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328 | if (!this->isAlreadyVisible(f) && f>=0) { |
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329 | this->addFace(f); |
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330 | this->alreadyVisible[f] = 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 | }// if |
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336 | |
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337 | }//for |
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338 | |
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339 | }//else |
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340 | |
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341 | while(!this->opal.empty()) { |
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342 | |
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343 | |
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344 | this->draw_face(this->opal.front()); |
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345 | this->alreadyVisible[(int)(this->opal.front())] = false; |
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346 | this->opal.pop_front(); |
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347 | } |
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348 | while(!this->trasparent.empty()) { |
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349 | this->draw_face(this->trasparent.back()); |
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350 | this->alreadyVisible[(int)(this->trasparent.back())] = false; |
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351 | this->trasparent.pop_back(); |
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352 | } |
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353 | //glEnable(GL_TEXTURE_2D); |
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354 | glActiveTextureARB(GL_TEXTURE1_ARB); |
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355 | glBindTexture(GL_TEXTURE_2D, this->bspFile->whiteLightMap); |
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356 | |
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357 | |
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358 | |
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359 | }//draw |
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360 | |
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361 | |
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362 | |
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363 | void BspManager::draw_face(int curface) |
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364 | { |
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365 | face& curFace = (this->bspFile->faces)[curface]; |
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366 | if (unlikely(curFace.effect != -1)) return; |
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367 | const BspVertex* curVertex = (BspVertex *) this->bspFile->vertice; |
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368 | const int stride = sizeof(BspVertex); // sizeof(Vertex) |
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369 | int offset = curFace.vertex; |
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370 | |
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371 | // PRINTF(0)("BSP Manager: "); |
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372 | // PRINTF(0)("BSP Manager: type: %i \n", curFace.texture); |
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373 | |
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374 | // if( curFace.texture < 0 ) return; |
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375 | if(curFace.type == 2) { |
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376 | this->draw_patch( &curFace); |
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377 | return; |
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378 | } |
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379 | // if(curFace.type != 1) return; |
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380 | if((char*)(this->bspFile->textures)[curFace.texture*72]== 0) return; |
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381 | |
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382 | if(this->lastTex != curFace.texture) { |
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383 | if(this->bspFile->Materials[curFace.texture].animated) { |
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384 | // glBlendFunc(GL_ZERO,GL_ONE); |
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385 | |
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386 | |
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387 | |
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388 | if(this->bspFile->Materials[curFace.texture].aviMat->getStatus() == 2) this->bspFile->Materials[curFace.texture].aviMat->start(0); |
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389 | //this->bspFile->Materials[curFace.texture].aviMat->tick(0.005); |
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390 | int n = this->bspFile->Materials[curFace.texture].aviMat->getTexture(); |
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391 | glActiveTextureARB(GL_TEXTURE0_ARB); |
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392 | glBindTexture(GL_TEXTURE_2D, n ); |
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393 | this->lastTex = curFace.texture; |
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394 | |
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395 | } else { |
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396 | this->bspFile->Materials[curFace.texture].mat->select(); |
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397 | this->lastTex = curFace.texture; |
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398 | } |
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399 | } |
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400 | |
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401 | if(unlikely(curFace.lm_index < 0)) { |
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402 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
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403 | glActiveTextureARB(GL_TEXTURE1_ARB); |
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404 | glBindTexture(GL_TEXTURE_2D, this->bspFile->whiteLightMap ); |
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405 | glEnable(GL_TEXTURE_2D); |
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406 | } else { |
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407 | // glEnable(GL_BLEND); |
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408 | //glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); |
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409 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
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410 | glActiveTextureARB(GL_TEXTURE1_ARB); |
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411 | glBindTexture(GL_TEXTURE_2D, this->bspFile->glLightMapTextures[curFace.lm_index]); |
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412 | glEnable(GL_TEXTURE_2D); |
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413 | // glDisable(GL_BLEND); |
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414 | } |
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415 | |
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416 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
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417 | |
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418 | // glColor4f(3.0,3.0,3.0,1.0); |
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419 | glEnableClientState(GL_VERTEX_ARRAY ); |
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420 | glEnableClientState(GL_TEXTURE_COORD_ARRAY ); |
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421 | glEnableClientState(GL_NORMAL_ARRAY ); |
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422 | // glEnableClientState(GL_COLOR_ARRAY); |
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423 | |
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424 | //TUTU |
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425 | //glShadeModel( GL_SMOOTH ); // Enable Smooth Shading |
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426 | // glClearColor( 0.0f, 0.0f, 0.0f, 0.5f ); // Black Background |
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427 | // glClearDepth( 1.0f ); // Depth Buffer Setup |
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428 | // glClearStencil( 0 ); // Stencil Buffer Setup |
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429 | // glEnable( GL_DEPTH_TEST ); // Enables Depth Testing |
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430 | // glDepthFunc( GL_LEQUAL ); |
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431 | //TUTU |
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432 | |
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433 | |
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434 | glVertexPointer(3, GL_FLOAT, stride, &(curVertex[offset].position[0])); |
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435 | |
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436 | glClientActiveTextureARB(GL_TEXTURE0_ARB); |
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437 | glTexCoordPointer(2, GL_FLOAT, stride, &(curVertex[offset].texcoord[0])); |
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438 | //glEnableClientState(GL_TEXTURE_COORD_ARRAY); |
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439 | |
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440 | glClientActiveTextureARB(GL_TEXTURE1_ARB); |
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441 | glTexCoordPointer(2, GL_FLOAT, stride, &(curVertex[offset].texcoord[1])); |
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442 | //glEnableClientState(GL_TEXTURE_COORD_ARRAY); |
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443 | |
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444 | |
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445 | glNormalPointer( GL_FLOAT, stride, &(curVertex[offset].normal[0])); |
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446 | // glColorPointer(4, GL_BYTE, stride, &(curVertex[offset].color[0])); |
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447 | glDrawElements(GL_TRIANGLES, curFace.n_meshverts, |
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448 | GL_UNSIGNED_INT, &(((meshvert *)this->bspFile->meshverts) [curFace.meshvert])); |
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449 | |
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450 | glDisableClientState(GL_TEXTURE0_ARB); |
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451 | glDisableClientState(GL_TEXTURE1_ARB); |
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452 | glDisableClientState(GL_VERTEX_ARRAY ); |
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453 | glDisableClientState(GL_TEXTURE_COORD_ARRAY ); |
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454 | glDisableClientState(GL_NORMAL_ARRAY ); |
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455 | // glDisableClientState(GL_COLOR_ARRAY); |
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456 | |
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457 | } |
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458 | |
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459 | |
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460 | void BspManager::draw_debug_face(int curface) |
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461 | { |
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462 | face& curFace = (this->bspFile->faces)[curface]; |
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463 | const BspVertex* curVertex = (BspVertex *) this->bspFile->vertice; |
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464 | int stride = 44; // sizeof(Vertex) |
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465 | int offset = curFace.vertex; |
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466 | |
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467 | // PRINTF(0)("BSP Manager: "); |
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468 | // PRINTF(0)("BSP Manager: type: %i \n", curFace.texture); |
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469 | |
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470 | // if( curFace.texture < 0 ) return; |
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471 | if(curFace.type == 2) { |
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472 | this->draw_patch( &curFace); |
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473 | return; |
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474 | } |
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475 | if(curFace.type == 3) return; |
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476 | // if(this->bspFile->Materials[curFace.texture] != NULL) |
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477 | |
---|
478 | this->bspFile->Materials[2].mat->select(); |
---|
479 | this->lastTex = 2; |
---|
480 | |
---|
481 | glEnableClientState(GL_VERTEX_ARRAY ); |
---|
482 | glEnableClientState(GL_TEXTURE_COORD_ARRAY ); |
---|
483 | glEnableClientState(GL_NORMAL_ARRAY ); |
---|
484 | //glEnableClientState(GL_COLOR_ARRAY); |
---|
485 | // glEnableClientState(GL_VERTEX_ARRAY ); |
---|
486 | glClientActiveTextureARB(GL_TEXTURE0_ARB); |
---|
487 | glVertexPointer(3, GL_FLOAT, stride, &(curVertex[offset].position[0])); |
---|
488 | glEnableClientState(GL_TEXTURE_COORD_ARRAY); |
---|
489 | // glClientActiveTextureARB(GL_TEXTURE0_ARB); |
---|
490 | glClientActiveTextureARB(GL_TEXTURE1_ARB); |
---|
491 | glTexCoordPointer(2, GL_FLOAT, stride, &(curVertex[offset].texcoord[0])); |
---|
492 | glEnableClientState(GL_TEXTURE_COORD_ARRAY); |
---|
493 | // glClientActiveTextureARB(GL_TEXTURE1_ARB); |
---|
494 | // glTexCoordPointer(2, GL_FLOAT, stride, &(curVertex[offset].texcoord[1])); |
---|
495 | //glEnableClientState(GL_NORMAL_ARRAY ); |
---|
496 | |
---|
497 | glNormalPointer( GL_FLOAT, stride, &(curVertex[offset].normal[0])); |
---|
498 | // glColorPointer(4, GL_BYTE, stride, &(curVertex[offset].color[0])); |
---|
499 | glDrawElements(GL_TRIANGLES, curFace.n_meshverts, |
---|
500 | GL_UNSIGNED_INT, &(((meshvert *)this->bspFile->meshverts) [curFace.meshvert])); |
---|
501 | |
---|
502 | } |
---|
503 | |
---|
504 | void BspManager::draw_patch(face* Face) |
---|
505 | { |
---|
506 | if (Face->effect != -1) return; |
---|
507 | if(this->lastTex != Face->texture) { |
---|
508 | this->bspFile->Materials[Face->texture].mat->select(); |
---|
509 | this->lastTex = Face->texture; |
---|
510 | } |
---|
511 | |
---|
512 | |
---|
513 | |
---|
514 | if(unlikely(Face->lm_index < 0)) { |
---|
515 | glActiveTextureARB(GL_TEXTURE1_ARB); |
---|
516 | glBindTexture(GL_TEXTURE_2D, this->bspFile->whiteLightMap); |
---|
517 | glEnable(GL_TEXTURE_2D); |
---|
518 | } else { |
---|
519 | glActiveTextureARB(GL_TEXTURE1_ARB); |
---|
520 | glBindTexture(GL_TEXTURE_2D, this->bspFile->glLightMapTextures[Face->lm_index]); |
---|
521 | glEnable(GL_TEXTURE_2D); |
---|
522 | } |
---|
523 | //glColor4f(3.0,3.0,3.0,1.0); |
---|
524 | |
---|
525 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
---|
526 | glEnable( GL_AUTO_NORMAL); |
---|
527 | glEnableClientState(GL_VERTEX_ARRAY ); |
---|
528 | glEnableClientState(GL_TEXTURE_COORD_ARRAY ); |
---|
529 | for(int i = Face->n_meshverts -1; i >=0 ; i--) { |
---|
530 | //glFrontFace(GL_CW); |
---|
531 | //PRINTF(0)("BSP Manager: Face->size[0]: %i . \n", Face->size[0]); |
---|
532 | |
---|
533 | |
---|
534 | //glEnableClientState(GL_NORMAL_ARRAY ); |
---|
535 | |
---|
536 | glVertexPointer(3, GL_FLOAT,44, &((((BspVertex*)(this->bspFile->patchVertice))[8*8*(Face->meshvert+i)]).position[0])); |
---|
537 | |
---|
538 | |
---|
539 | glClientActiveTextureARB(GL_TEXTURE0_ARB); |
---|
540 | glEnableClientState(GL_TEXTURE_COORD_ARRAY); |
---|
541 | glTexCoordPointer(2, GL_FLOAT, 44, &((((BspVertex*)(this->bspFile->patchVertice))[8*8*(Face->meshvert+i)]).texcoord[0][0])); |
---|
542 | |
---|
543 | |
---|
544 | |
---|
545 | glClientActiveTextureARB(GL_TEXTURE1_ARB); |
---|
546 | glTexCoordPointer(2, GL_FLOAT, 44, &((((BspVertex*)(this->bspFile->patchVertice))[8*8*(Face->meshvert+i)]).texcoord[1][0])); |
---|
547 | //glEnableClientState(GL_TEXTURE_COORD_ARRAY); |
---|
548 | |
---|
549 | |
---|
550 | // glNormalPointer( GL_FLOAT, 44,&((((BspVertex*)(this->bspFile->patchVertice))[8*8*(Face->meshvert+i)]).normal[0]) ); |
---|
551 | |
---|
552 | |
---|
553 | |
---|
554 | |
---|
555 | for(int row=6; row>=0; --row) { |
---|
556 | glDrawElements(GL_TRIANGLE_STRIP, 2*(8), GL_UNSIGNED_INT, |
---|
557 | & ( (((GLuint*) (this->bspFile->patchIndexes))[7*8*2*(Face->meshvert+i)+ row*2*8] )) ); |
---|
558 | } |
---|
559 | |
---|
560 | //glFrontFace(GL_CCW); |
---|
561 | } |
---|
562 | glDisableClientState(GL_TEXTURE0_ARB); |
---|
563 | glDisableClientState(GL_TEXTURE1_ARB); |
---|
564 | glDisable(GL_AUTO_NORMAL); |
---|
565 | glDisableClientState(GL_VERTEX_ARRAY ); |
---|
566 | glDisableClientState(GL_TEXTURE_COORD_ARRAY ); |
---|
567 | |
---|
568 | |
---|
569 | } |
---|
570 | |
---|
571 | bool BspManager::isAlreadyVisible(int Face) |
---|
572 | { |
---|
573 | return this->alreadyVisible[Face]; |
---|
574 | } |
---|
575 | |
---|
576 | |
---|
577 | BspTreeNode* BspManager::getLeaf(BspTreeNode* node, Vector* cam) |
---|
578 | { |
---|
579 | float dist = 0; |
---|
580 | while(!(node->isLeaf)) { |
---|
581 | dist = (node->plane.x * this->cam.x + node->plane.y*this->cam.y + node->plane.z*this->cam.z) - node->d; |
---|
582 | if(dist >= 0.0f) { |
---|
583 | node = node->left; |
---|
584 | } else { |
---|
585 | node = node->right; |
---|
586 | } |
---|
587 | } |
---|
588 | return node; |
---|
589 | } |
---|
590 | |
---|
591 | void BspManager::checkBrushRay(brush* curBrush) |
---|
592 | { |
---|
593 | float EPSILON = 0.000001; |
---|
594 | float startDistance; |
---|
595 | float endDistance; |
---|
596 | |
---|
597 | float startFraction = -1.0f; |
---|
598 | float endFraction = 1.0f; |
---|
599 | bool startsOut = false; |
---|
600 | bool endsOut = false; |
---|
601 | |
---|
602 | Vector inputStart = State::getCameraTargetNode()->getLastAbsCoor(); |
---|
603 | Vector inputEnd = State::getCameraTargetNode()->getAbsCoor(); |
---|
604 | |
---|
605 | for (int i = 0; i < curBrush->n_brushsides; i++) { |
---|
606 | brushside& curBrushSide = this->bspFile->brushSides[curBrush->brushside + i] ; |
---|
607 | plane& curPlane = this->bspFile->planes[curBrushSide.plane] ; |
---|
608 | |
---|
609 | startDistance = inputStart.x * curPlane.x + inputStart.y * curPlane.y+ inputStart.z * curPlane.z - curPlane.d; |
---|
610 | endDistance = inputEnd.x * curPlane.x +inputEnd.y * curPlane.y +inputEnd.z * curPlane.z -curPlane.d; |
---|
611 | |
---|
612 | if (startDistance > 0) |
---|
613 | startsOut = true; |
---|
614 | if (endDistance > 0) |
---|
615 | endsOut = true; |
---|
616 | |
---|
617 | // make sure the trace isn't completely on one side of the brush |
---|
618 | if (startDistance > 0 && endDistance > 0) { // both are in front of the plane, its outside of this brush |
---|
619 | return; |
---|
620 | } |
---|
621 | if (startDistance <= 0 && endDistance <= 0) { // both are behind this plane, it will get clipped by another one |
---|
622 | continue; |
---|
623 | } |
---|
624 | |
---|
625 | // MMM... BEEFY |
---|
626 | if (startDistance > endDistance) { // line is entering into the brush |
---|
627 | float fraction = (startDistance - EPSILON) / (startDistance - endDistance); // * |
---|
628 | if (fraction > startFraction) |
---|
629 | startFraction = fraction; |
---|
630 | // don't store plane |
---|
631 | // this->collPlane = &curPlane; |
---|
632 | |
---|
633 | } else { // line is leaving the brush |
---|
634 | float fraction = (startDistance + EPSILON) / (startDistance - endDistance); // * |
---|
635 | if (fraction < endFraction) |
---|
636 | endFraction = fraction; |
---|
637 | // don't store plane |
---|
638 | //this->collPlane = & curPlane; |
---|
639 | |
---|
640 | } |
---|
641 | |
---|
642 | } |
---|
643 | if (startsOut == false) { |
---|
644 | this->outputStartsOut = false; |
---|
645 | if (endsOut == false) |
---|
646 | this->outputAllSolid = true; |
---|
647 | return; |
---|
648 | } |
---|
649 | |
---|
650 | if (startFraction < endFraction) { |
---|
651 | if (startFraction > -1.0f && startFraction < outputFraction) { |
---|
652 | if (startFraction < 0) |
---|
653 | startFraction = 0; |
---|
654 | this->outputFraction = startFraction; |
---|
655 | } |
---|
656 | } |
---|
657 | |
---|
658 | } |
---|
659 | |
---|
660 | void BspManager::checkBrushRayN(brush* curBrush) |
---|
661 | { |
---|
662 | float EPSILON = 0.000001; |
---|
663 | float startDistance; |
---|
664 | float endDistance; |
---|
665 | |
---|
666 | float startFraction = -1.0f; |
---|
667 | float endFraction = 1.0f; |
---|
668 | bool startsOut = false; |
---|
669 | bool endsOut = false; |
---|
670 | |
---|
671 | // Vector inputStart = State::getCameraTargetNode()->getLastAbsCoor(); |
---|
672 | // Vector inputEnd = State::getCameraTargetNode()->getAbsCoor(); |
---|
673 | |
---|
674 | for (int i = 0; i < curBrush->n_brushsides; i++) { |
---|
675 | brushside& curBrushSide = this->bspFile->brushSides[curBrush->brushside + i] ; |
---|
676 | plane& curPlane = this->bspFile->planes[curBrushSide.plane] ; |
---|
677 | |
---|
678 | startDistance = inputStart.x * curPlane.x + inputStart.y * curPlane.y+ inputStart.z * curPlane.z - curPlane.d; |
---|
679 | endDistance = inputEnd.x * curPlane.x +inputEnd.y * curPlane.y +inputEnd.z * curPlane.z -curPlane.d; |
---|
680 | |
---|
681 | if (startDistance > 0) |
---|
682 | startsOut = true; |
---|
683 | if (endDistance > 0) |
---|
684 | endsOut = true; |
---|
685 | |
---|
686 | // make sure the trace isn't completely on one side of the brush |
---|
687 | if (startDistance > 0 && endDistance > 0) { // both are in front of the plane, its outside of this brush |
---|
688 | return; |
---|
689 | } |
---|
690 | if (startDistance <= 0 && endDistance <= 0) { // both are behind this plane, it will get clipped by another one |
---|
691 | continue; |
---|
692 | } |
---|
693 | |
---|
694 | // MMM... BEEFY |
---|
695 | if (startDistance > endDistance) { // line is entering into the brush |
---|
696 | float fraction = (startDistance - EPSILON) / (startDistance - endDistance); // * |
---|
697 | if (fraction > startFraction) |
---|
698 | startFraction = fraction; |
---|
699 | // store plane |
---|
700 | this->collPlane = &curPlane; |
---|
701 | |
---|
702 | } else { // line is leaving the brush |
---|
703 | float fraction = (startDistance + EPSILON) / (startDistance - endDistance); // * |
---|
704 | if (fraction < endFraction) |
---|
705 | endFraction = fraction; |
---|
706 | // store plane |
---|
707 | this->collPlane = & curPlane; |
---|
708 | |
---|
709 | } |
---|
710 | |
---|
711 | } |
---|
712 | if (startsOut == false) { |
---|
713 | this->outputStartsOut = false; |
---|
714 | if (endsOut == false) |
---|
715 | this->outputAllSolid = true; |
---|
716 | return; |
---|
717 | } |
---|
718 | |
---|
719 | if (startFraction < endFraction) { |
---|
720 | if (startFraction > -1.0f && startFraction < outputFraction) { |
---|
721 | if (startFraction < 0) |
---|
722 | startFraction = 0; |
---|
723 | this->outputFraction = startFraction; |
---|
724 | } |
---|
725 | } |
---|
726 | |
---|
727 | } |
---|
728 | |
---|
729 | void BspManager::checkBrushRayN(brush* curBrush, Vector& inputStart, Vector& inputEnd) |
---|
730 | { |
---|
731 | float EPSILON = 0.000001; |
---|
732 | float startDistance; |
---|
733 | float endDistance; |
---|
734 | |
---|
735 | float startFraction = -1.0f; |
---|
736 | float endFraction = 1.0f; |
---|
737 | bool startsOut = false; |
---|
738 | bool endsOut = false; |
---|
739 | |
---|
740 | //Vector inputStart = State::getCameraTargetNode()->getLastAbsCoor(); |
---|
741 | //Vector inputEnd = State::getCameraTargetNode()->getAbsCoor(); |
---|
742 | |
---|
743 | for (int i = 0; i < curBrush->n_brushsides; i++) { |
---|
744 | brushside& curBrushSide = this->bspFile->brushSides[curBrush->brushside + i] ; |
---|
745 | plane& curPlane = this->bspFile->planes[curBrushSide.plane] ; |
---|
746 | |
---|
747 | startDistance = inputStart.x * curPlane.x + inputStart.y * curPlane.y+ inputStart.z * curPlane.z - curPlane.d; |
---|
748 | endDistance = inputEnd.x * curPlane.x +inputEnd.y * curPlane.y +inputEnd.z * curPlane.z -curPlane.d; |
---|
749 | |
---|
750 | if (startDistance > 0) |
---|
751 | startsOut = true; |
---|
752 | if (endDistance > 0) |
---|
753 | endsOut = true; |
---|
754 | |
---|
755 | // make sure the trace isn't completely on one side of the brush |
---|
756 | if (startDistance > 0 && endDistance > 0) { // both are in front of the plane, its outside of this brush |
---|
757 | return; |
---|
758 | } |
---|
759 | if (startDistance <= 0 && endDistance <= 0) { // both are behind this plane, it will get clipped by another one |
---|
760 | continue; |
---|
761 | } |
---|
762 | |
---|
763 | // MMM... BEEFY |
---|
764 | if (startDistance > endDistance) { // line is entering into the brush |
---|
765 | float fraction = (startDistance - EPSILON) / (startDistance - endDistance); // * |
---|
766 | if (fraction > startFraction) |
---|
767 | startFraction = fraction; |
---|
768 | // store plane |
---|
769 | this->collPlane = &curPlane; |
---|
770 | |
---|
771 | } else { // line is leaving the brush |
---|
772 | float fraction = (startDistance + EPSILON) / (startDistance - endDistance); // * |
---|
773 | if (fraction < endFraction) |
---|
774 | endFraction = fraction; |
---|
775 | // store plane |
---|
776 | this->collPlane = & curPlane; |
---|
777 | |
---|
778 | } |
---|
779 | |
---|
780 | } |
---|
781 | if (startsOut == false) { |
---|
782 | this->outputStartsOut = false; |
---|
783 | if (endsOut == false) |
---|
784 | this->outputAllSolid = true; |
---|
785 | return; |
---|
786 | } |
---|
787 | |
---|
788 | if (startFraction < endFraction) { |
---|
789 | if (startFraction > -1.0f && startFraction < outputFraction) { |
---|
790 | if (startFraction < 0) |
---|
791 | startFraction = 0; |
---|
792 | this->outputFraction = startFraction; |
---|
793 | } |
---|
794 | } |
---|
795 | |
---|
796 | } |
---|
797 | |
---|
798 | |
---|
799 | void BspManager::checkCollisionRay(BspTreeNode* node, float startFraction, float endFraction, Vector* start, Vector* end) |
---|
800 | { |
---|
801 | |
---|
802 | |
---|
803 | float EPSILON = 0.000001; |
---|
804 | float endDistance = (end)->x * (node->plane.x) +(end)->y * (node->plane.y) +(end)->z * (node->plane.z) - node->d; |
---|
805 | float startDistance = (start)->x * (node->plane.x)+ (start)->y * (node->plane.y)+ (start)->z * (node->plane.z)- node->d; |
---|
806 | |
---|
807 | |
---|
808 | if(node->isLeaf) { |
---|
809 | leaf& curLeaf = this->bspFile->leaves[node->leafIndex]; |
---|
810 | for (int i = 0; i < curLeaf.n_leafbrushes ; i++) { |
---|
811 | brush& curBrush = this->bspFile->brushes[((int*)(this->bspFile->leafBrushes))[curLeaf.leafbrush_first+i]]; |
---|
812 | //object *brush = &BSP.brushes[BSP.leafBrushes[leaf->firstLeafBrush + i]]; |
---|
813 | if (curBrush.n_brushsides > 0 && |
---|
814 | ((((BspTexture*)(this->bspFile->textures))[curBrush.texture]).contents & 1)) |
---|
815 | // CheckBrush( brush ); |
---|
816 | this->checkBrushRay(&curBrush); |
---|
817 | if(curBrush.n_brushsides <=0) this->outputAllSolid = true; |
---|
818 | } |
---|
819 | return; |
---|
820 | } |
---|
821 | |
---|
822 | |
---|
823 | if (startDistance >= 0 && endDistance >= 0) // A |
---|
824 | { // both points are in front of the plane |
---|
825 | // so check the front child |
---|
826 | this->checkCollisionRay(node->left,0,0,start,end); |
---|
827 | } else if (startDistance < 0 && endDistance < 0) // B |
---|
828 | { // both points are behind the plane |
---|
829 | // so check the back child |
---|
830 | this->checkCollisionRay(node->right,0,0,start,end); |
---|
831 | } else // C |
---|
832 | { // the line spans the splitting plane |
---|
833 | int side; |
---|
834 | float fraction1, fraction2, middleFraction; |
---|
835 | Vector middle; |
---|
836 | |
---|
837 | // STEP 1: split the segment into two |
---|
838 | if (startDistance < endDistance) { |
---|
839 | side = 1; // back |
---|
840 | float inverseDistance = 1.0f / (startDistance - endDistance); |
---|
841 | fraction1 = (startDistance + EPSILON) * inverseDistance; |
---|
842 | fraction2 = (startDistance + EPSILON) * inverseDistance; |
---|
843 | } else if (endDistance < startDistance) { |
---|
844 | side = 0; // front(start)->x * (node->plane.x)+ |
---|
845 | float inverseDistance = 1.0f / (startDistance - endDistance); |
---|
846 | fraction1 = (startDistance + EPSILON) * inverseDistance; |
---|
847 | fraction2 = (startDistance - EPSILON) * inverseDistance; |
---|
848 | } else { |
---|
849 | side = 0; // front |
---|
850 | fraction1 = 1.0f; |
---|
851 | fraction2 = 0.0f; |
---|
852 | } |
---|
853 | |
---|
854 | // STEP 2: make sure the numbers are valid |
---|
855 | if (fraction1 < 0.0f) fraction1 = 0.0f; |
---|
856 | else if (fraction1 > 1.0f) fraction1 = 1.0f; |
---|
857 | if (fraction2 < 0.0f) fraction2 = 0.0f; |
---|
858 | else if (fraction2 > 1.0f) fraction2 = 1.0f; |
---|
859 | |
---|
860 | // STEP 3: calculate the middle point for the first side |
---|
861 | middleFraction = startFraction + |
---|
862 | (endFraction - startFraction) * fraction1; |
---|
863 | |
---|
864 | middle.x = start->x + fraction1 * (end->x - start->x); |
---|
865 | middle.y = start->y + fraction1 * (end->y - start->y); |
---|
866 | middle.z = start->z + fraction1 * (end->z - start->z); |
---|
867 | |
---|
868 | // STEP 4: check the first side |
---|
869 | //CheckNode( node->children[side], startFraction, middleFraction, start, middle ); |
---|
870 | if(side == 0) this->checkCollisionRay(node->left,startFraction, middleFraction, start, &middle ); |
---|
871 | |
---|
872 | else this->checkCollisionRay(node->right,startFraction, middleFraction, |
---|
873 | start, &middle ); |
---|
874 | |
---|
875 | // STEP 5: calculate the middle point for the second side |
---|
876 | middleFraction = startFraction + |
---|
877 | (endFraction - startFraction) * fraction2; |
---|
878 | |
---|
879 | middle.x = start->x + fraction2 * (end->x - start->x); |
---|
880 | middle.y = start->y + fraction2 * (end->y - start->y); |
---|
881 | middle.z = start->z + fraction2 * (end->z - start->z); |
---|
882 | |
---|
883 | // STEP 6: check the second side |
---|
884 | if(side == 1)this->checkCollisionRay(node->left,middleFraction, endFraction, &middle, end); |
---|
885 | |
---|
886 | else this->checkCollisionRay(node->right,middleFraction, endFraction,&middle, end ); |
---|
887 | |
---|
888 | |
---|
889 | } |
---|
890 | |
---|
891 | } |
---|
892 | |
---|
893 | |
---|
894 | |
---|
895 | void BspManager::checkCollisionRayN(BspTreeNode* node, float startFraction, float endFraction, Vector* start, Vector* end) |
---|
896 | { |
---|
897 | |
---|
898 | |
---|
899 | float EPSILON = 0.000001; |
---|
900 | |
---|
901 | float endDistance = end->dot(node->plane) - node->d; |
---|
902 | float startDistance = start->dot(node->plane) - node->d; |
---|
903 | |
---|
904 | |
---|
905 | if( node->isLeaf) { |
---|
906 | leaf& curLeaf = this->bspFile->leaves[node->leafIndex]; |
---|
907 | for (int i = 0; i < curLeaf.n_leafbrushes ; i++) { |
---|
908 | brush& curBrush = this->bspFile->brushes[((int*)(this->bspFile->leafBrushes))[curLeaf.leafbrush_first+i]]; |
---|
909 | //object *brush = &BSP.brushes[BSP.leafBrushes[leaf->firstLeafBrush + i]]; |
---|
910 | if (curBrush.n_brushsides > 0 && |
---|
911 | ((((BspTexture*)(this->bspFile->textures))[curBrush.texture]).contents & 1)) |
---|
912 | // CheckBrush( brush ); |
---|
913 | this->checkBrushRayN(&curBrush); |
---|
914 | if(curBrush.n_brushsides <=0) this->outputAllSolid = true; |
---|
915 | } |
---|
916 | |
---|
917 | return; |
---|
918 | } |
---|
919 | |
---|
920 | |
---|
921 | if (startDistance >= 0 && endDistance >= 0) // A |
---|
922 | { // both points are in front of the plane |
---|
923 | // so check the front child |
---|
924 | this->checkCollisionRayN(node->left,0,0,start,end); |
---|
925 | } else if (startDistance < 0 && endDistance < 0) // B |
---|
926 | { // both points are behind the plane |
---|
927 | // so check the back child |
---|
928 | this->checkCollisionRayN(node->right,0,0,start,end); |
---|
929 | } else // C |
---|
930 | { // the line spans the splitting plane |
---|
931 | int side; |
---|
932 | float fraction1, fraction2, middleFraction; |
---|
933 | Vector middle; |
---|
934 | |
---|
935 | // STEP 1: split the segment into two |
---|
936 | if (startDistance < endDistance) { |
---|
937 | side = 1; // back |
---|
938 | float inverseDistance = 1.0f / (startDistance - endDistance); |
---|
939 | fraction1 = (startDistance + EPSILON) * inverseDistance; |
---|
940 | fraction2 = (startDistance + EPSILON) * inverseDistance; |
---|
941 | } else if (endDistance < startDistance) { |
---|
942 | side = 0; // front(start)->x * (node->plane.x)+ |
---|
943 | float inverseDistance = 1.0f / (startDistance - endDistance); |
---|
944 | fraction1 = (startDistance + EPSILON) * inverseDistance; |
---|
945 | fraction2 = (startDistance - EPSILON) * inverseDistance; |
---|
946 | } else { |
---|
947 | side = 0; // front |
---|
948 | fraction1 = 1.0f; |
---|
949 | fraction2 = 0.0f; |
---|
950 | } |
---|
951 | |
---|
952 | // STEP 2: make sure the numbers are valid |
---|
953 | if (fraction1 < 0.0f) fraction1 = 0.0f; |
---|
954 | else if (fraction1 > 1.0f) fraction1 = 1.0f; |
---|
955 | if (fraction2 < 0.0f) fraction2 = 0.0f; |
---|
956 | else if (fraction2 > 1.0f) fraction2 = 1.0f; |
---|
957 | |
---|
958 | // STEP 3: calculate the middle point for the first side |
---|
959 | middleFraction = startFraction + (endFraction - startFraction) * fraction1; |
---|
960 | middle = (*start) + ((*end) - (*start)) * fraction1; |
---|
961 | |
---|
962 | |
---|
963 | // STEP 4: check the first side |
---|
964 | //CheckNode( node->children[side], startFraction, middleFraction, start, middle ); |
---|
965 | if(side == 0) this->checkCollisionRayN(node->left,startFraction, middleFraction, start, &middle ); |
---|
966 | |
---|
967 | else this->checkCollisionRayN(node->right,startFraction, middleFraction, |
---|
968 | start, &middle ); |
---|
969 | |
---|
970 | // STEP 5: calculate the middle point for the second side |
---|
971 | middleFraction = startFraction + (endFraction - startFraction) * fraction2; |
---|
972 | middle = (*start) + ((*end) - (*start)) * fraction2; |
---|
973 | |
---|
974 | // STEP 6: check the second side |
---|
975 | if(side == 1)this->checkCollisionRayN(node->left,middleFraction, endFraction, &middle, end); |
---|
976 | |
---|
977 | else this->checkCollisionRayN(node->right,middleFraction, endFraction,&middle, end ); |
---|
978 | |
---|
979 | |
---|
980 | } |
---|
981 | |
---|
982 | } |
---|
983 | |
---|
984 | float BspManager::checkPatchAltitude(BspTreeNode* node) |
---|
985 | { |
---|
986 | leaf& curLeaf = this->bspFile->leaves[node->leafIndex]; |
---|
987 | for(int i = 0; i < curLeaf.n_leaffaces ; i++) {} |
---|
988 | return 10.0f; |
---|
989 | } |
---|
990 | |
---|
991 | void BspManager::checkCollisionBox(void) |
---|
992 | {} |
---|
993 | |
---|
994 | |
---|
995 | void BspManager::TraceBox( Vector& inputStart, Vector& inputEnd, |
---|
996 | Vector& inputMins, Vector& inputMaxs ) |
---|
997 | { |
---|
998 | if (inputMins.x == 0 && inputMins.y == 0 && inputMins.z == 0 && |
---|
999 | inputMaxs.x == 0 && inputMaxs.y == 0 && inputMaxs.z == 0) { // the user called TraceBox, but this is actually a ray |
---|
1000 | //!> FIXME TraceRay( inputStart, inputEnd ); |
---|
1001 | } else { // setup for a box |
---|
1002 | //traceType = TT_BOX; |
---|
1003 | this->traceMins = inputMins; |
---|
1004 | this->traceMaxs = inputMaxs; |
---|
1005 | this->traceExtents.x = -traceMins.x > traceMaxs.x ? |
---|
1006 | -traceMins.x : traceMaxs.x; |
---|
1007 | this->traceExtents.y = -traceMins.y > traceMaxs.y ? |
---|
1008 | -traceMins.y : traceMaxs.y; |
---|
1009 | this->traceExtents.z = -traceMins.z > traceMaxs.z ? |
---|
1010 | -traceMins.z : traceMaxs.z; |
---|
1011 | //!> FIXME Trace( inputStart, inputEnd ); |
---|
1012 | } |
---|
1013 | } |
---|
1014 | |
---|
1015 | void BspManager::checkCollision(WorldEntity* worldEntity) |
---|
1016 | { |
---|
1017 | |
---|
1018 | |
---|
1019 | // Init Collision Detection |
---|
1020 | this->outputStartsOut = true; |
---|
1021 | this->outputAllSolid = false; |
---|
1022 | this->outputFraction = 1.0f; |
---|
1023 | |
---|
1024 | |
---|
1025 | this->checkCollisionX(worldEntity); |
---|
1026 | this->checkCollisionY(worldEntity); |
---|
1027 | this->checkCollisionZ(worldEntity); |
---|
1028 | |
---|
1029 | |
---|
1030 | #ifdef WITH_ODE |
---|
1031 | // Create the World-Entities BBOX |
---|
1032 | AABB* box = worldEntity->getModelAABB(); |
---|
1033 | dReal aabbox [6]; |
---|
1034 | |
---|
1035 | |
---|
1036 | if( box != NULL) |
---|
1037 | { |
---|
1038 | |
---|
1039 | |
---|
1040 | //PRINTF(0)(" BOX NOT NULL ........... \n"); |
---|
1041 | |
---|
1042 | dGeomID RayX = dCreateRay(this->space,box->halfLength[0] *2.0f); |
---|
1043 | dGeomRaySet (RayX, worldEntity->getAbsCoor().x - box->halfLength[0] ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z, |
---|
1044 | 1.0f, 0.0f, 0.0f); |
---|
1045 | dGeomID RayY = dCreateRay(space,box->halfLength[1] *2.0f); |
---|
1046 | dGeomRaySet (RayY, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y - box->halfLength[1], worldEntity->getAbsCoor().z, |
---|
1047 | 0.0f, 1.0f, 0.0f); |
---|
1048 | dGeomID RayZ = dCreateRay(space,box->halfLength[2] *2.0f); |
---|
1049 | dGeomRaySet (RayZ, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z - box->halfLength[2], |
---|
1050 | 0.0f, 0.0f, 1.0f); |
---|
1051 | |
---|
1052 | dGeomID RayXPos = dCreateRay(space,box->halfLength[0]); |
---|
1053 | dGeomRaySet (RayX, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z, |
---|
1054 | 1.0f, 0.0f, 0.0f); |
---|
1055 | dGeomID RayYPos = dCreateRay(space,box->halfLength[1] ); |
---|
1056 | dGeomRaySet (RayY, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z, |
---|
1057 | 0.0f, 1.0f, 0.0f); |
---|
1058 | dGeomID RayZPos = dCreateRay(space,box->halfLength[2] ); |
---|
1059 | dGeomRaySet (RayZ, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z, |
---|
1060 | 0.0f, 0.0f, 1.0f); |
---|
1061 | |
---|
1062 | dGeomID RayXNeg = dCreateRay(space,box->halfLength[0] * 1.0f ); |
---|
1063 | dGeomRaySet (RayX, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z, |
---|
1064 | -1.0f, 0.0f, 0.0f); |
---|
1065 | dGeomID RayYNeg = dCreateRay(space,box->halfLength[1] ); |
---|
1066 | dGeomRaySet (RayY, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y , worldEntity->getAbsCoor().z, |
---|
1067 | 0.0f, -1.0f, 0.0f); |
---|
1068 | dGeomID RayZNeg = dCreateRay(space,box->halfLength[2] ); |
---|
1069 | dGeomRaySet (RayZ, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z , |
---|
1070 | 0.0f, 0.0f, -1.0f); |
---|
1071 | |
---|
1072 | |
---|
1073 | dGeomID BBOX = dCreateBox (space,box->halfLength[0]*2.0f, box->halfLength[1]*40.0f + BSP_Y_OFFSET*30.0f ,2.0f* box->halfLength[2]); |
---|
1074 | dGeomSetPosition (BBOX, worldEntity->getAbsCoor().x ,worldEntity->getAbsCoor().y, worldEntity->getAbsCoor().z); |
---|
1075 | dGeomSetPosition (BBOX, worldEntity->getAbsCoor().x + box->center.x ,worldEntity->getAbsCoor().y+box->center.y, worldEntity->getAbsCoor().z+box->center.z); |
---|
1076 | |
---|
1077 | |
---|
1078 | dGeomID BBOX2 ; |
---|
1079 | |
---|
1080 | int g; |
---|
1081 | bool collision = false; |
---|
1082 | |
---|
1083 | for( int i = 0 ; i < this->bspFile->numPatches ; i++ ) |
---|
1084 | { |
---|
1085 | // dGeomGetAABB (this->bspFile->ODE_Geom_IDs[i],aabbox ); |
---|
1086 | // BBOX2 = dCreateBox (space, aabbox[1]-aabbox[0], aabbox[3]-aabbox[2], aabbox[5]-aabbox[4]); |
---|
1087 | // dGeomSetPosition (BBOX2,(aabbox[1]+ aabbox[0])/2, (aabbox[3]+ aabbox[2])/2, (aabbox[4]+ aabbox[5])/2); |
---|
1088 | // dGeomDestroy(BBOX2); |
---|
1089 | g = 0; |
---|
1090 | if(true || dCollide(this->ODE_Geom_IDs[i],BBOX, 1, &contact[0].geom, sizeof(dContact)) ) { |
---|
1091 | |
---|
1092 | if( true || dCollide(this->ODE_Geom_IDs[i],RayX, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1093 | if(dCollide(this->ODE_Geom_IDs[i],RayXPos, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1094 | CoRe::CollisionTube::getInstance()->registerCollisionEvent(CoRe::CREngine::CR_COLLISION_TYPE_AXIS_X , this->parent, worldEntity, Vector(1.0f, 0.0f, 0.0f), |
---|
1095 | Vector((float)contact[0].geom.pos[0],(float)contact[0].geom.pos[1],contact[0].geom.pos[2]), true); |
---|
1096 | |
---|
1097 | }//if |
---|
1098 | if(dCollide(this->ODE_Geom_IDs[i],RayXNeg, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1099 | CoRe::CollisionTube::getInstance()->registerCollisionEvent(CoRe::CREngine::CR_COLLISION_TYPE_AXIS_X_NEG , this->parent, worldEntity, Vector(1.0f, 0.0f, 0.0f), |
---|
1100 | Vector(contact[0].geom.pos[0],contact[0].geom.pos[1],contact[0].geom.pos[2]), true); |
---|
1101 | |
---|
1102 | }//if |
---|
1103 | }//if |
---|
1104 | |
---|
1105 | |
---|
1106 | if(dCollide(this->ODE_Geom_IDs[i],RayY, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1107 | |
---|
1108 | // worldEntity->registerCollision(COLLISION_TYPE_AXIS_Y_NEG , this->parent, worldEntity, Vector(0.0f, 1.0f, 0.0f), |
---|
1109 | // Vector(contact[0].geom.pos[0],contact[0].geom.pos[1],contact[0].geom.pos[2]), false); |
---|
1110 | |
---|
1111 | //PRINTF(0)("Ground \n"); |
---|
1112 | if(dCollide(this->ODE_Geom_IDs[i],RayYPos, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1113 | CoRe::CollisionTube::getInstance()->registerCollisionEvent(CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Y_NEG , this->parent, worldEntity, Vector(0.0f, 1.0f, 0.0f), |
---|
1114 | Vector(contact[0].geom.pos[0],contact[0].geom.pos[1] ,contact[0].geom.pos[2]), false); |
---|
1115 | |
---|
1116 | }//if |
---|
1117 | else if(dCollide(this->ODE_Geom_IDs[i],RayYNeg, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1118 | CoRe::CollisionTube::getInstance()->registerCollisionEvent(CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Y_NEG , this->parent, worldEntity, Vector(0.0f, 1.0f, 0.0f), |
---|
1119 | Vector(contact[0].geom.pos[0],contact[0].geom.pos[1],contact[0].geom.pos[2]), false); |
---|
1120 | |
---|
1121 | }//if |
---|
1122 | else { |
---|
1123 | |
---|
1124 | CoRe::CollisionTube::getInstance()->registerCollisionEvent(CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Y_NEG , this->parent, worldEntity, Vector(0.0f, 1.0f, 0.0f), |
---|
1125 | Vector(contact[0].geom.pos[0],contact[0].geom.pos[1],contact[0].geom.pos[2]), false); |
---|
1126 | |
---|
1127 | } |
---|
1128 | |
---|
1129 | }//if |
---|
1130 | |
---|
1131 | if(true || dCollide(this->ODE_Geom_IDs[i],RayZ, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1132 | if(dCollide(this->ODE_Geom_IDs[i],RayZPos, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1133 | CoRe::CollisionTube::getInstance()->registerCollisionEvent(CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Z , this->parent, worldEntity, Vector(0.0f, 0.0f, 1.0f), |
---|
1134 | Vector(contact[0].geom.pos[0],contact[0].geom.pos[1],contact[0].geom.pos[2]), true); |
---|
1135 | |
---|
1136 | }//if |
---|
1137 | if(dCollide(this->ODE_Geom_IDs[i],RayZNeg, 1, &contact[0].geom, sizeof(dContact))) { |
---|
1138 | CoRe::CollisionTube::getInstance()->registerCollisionEvent(CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Z_NEG , this->parent, worldEntity, Vector(0.0f, 0.0f, 1.0f), |
---|
1139 | Vector(contact[0].geom.pos[0],contact[0].geom.pos[1],contact[0].geom.pos[2]), true); |
---|
1140 | |
---|
1141 | }//if |
---|
1142 | |
---|
1143 | |
---|
1144 | }//if |
---|
1145 | |
---|
1146 | } //if |
---|
1147 | } //for |
---|
1148 | |
---|
1149 | dGeomDestroy(RayX); |
---|
1150 | dGeomDestroy(RayY); |
---|
1151 | dGeomDestroy(RayZ); |
---|
1152 | dGeomDestroy(RayXPos); |
---|
1153 | dGeomDestroy(RayYPos); |
---|
1154 | dGeomDestroy(RayZPos); |
---|
1155 | dGeomDestroy(RayXNeg); |
---|
1156 | dGeomDestroy(RayYNeg); |
---|
1157 | dGeomDestroy(RayZNeg); |
---|
1158 | |
---|
1159 | dGeomDestroy(BBOX); |
---|
1160 | } // if(bbox != 0) |
---|
1161 | #endif |
---|
1162 | |
---|
1163 | |
---|
1164 | #if 0 |
---|
1165 | // Retrieve Bounding box |
---|
1166 | AABB* box = worldEntity->getModelAABB(); |
---|
1167 | |
---|
1168 | |
---|
1169 | Vector forwardDir = Vector(0.0,0.0,1.0); |
---|
1170 | Vector upDir = Vector(0.0,1.0,0.0); |
---|
1171 | Vector position = worldEntity->getAbsCoor(); |
---|
1172 | |
---|
1173 | bool SolidFlag = false; |
---|
1174 | bool collision = false; |
---|
1175 | Vector position1 = position; |
---|
1176 | Vector position2 = position + Vector(0.0,1.0,0.0); |
---|
1177 | Vector position3 = position; |
---|
1178 | Vector position4 = position + Vector(0.0,1.0,0.0); |
---|
1179 | Vector dest = worldEntity->getAbsCoor() - upDir*40.0f; // |
---|
1180 | Vector dest1 = position + forwardDir*4.0f; |
---|
1181 | Vector dest2 = position2 + forwardDir*4.0; |
---|
1182 | Vector dest3 = position + forwardDir*4.0f; |
---|
1183 | Vector dest4 = position2 + forwardDir*4.0; |
---|
1184 | dest = position - Vector(0.0, 40.0,0.0); |
---|
1185 | Vector out = dest; |
---|
1186 | Vector out1; |
---|
1187 | Vector out2; |
---|
1188 | |
---|
1189 | |
---|
1190 | plane* testPlane; |
---|
1191 | |
---|
1192 | bool xCollision = false; |
---|
1193 | bool zCollision = false; |
---|
1194 | |
---|
1195 | |
---|
1196 | float height = 40; |
---|
1197 | |
---|
1198 | |
---|
1199 | if( box != NULL) { |
---|
1200 | position = worldEntity->getAbsCoor() + box->center; // + Vector(0.0, 1.0, 0.0) * box->halfLength[1] * 1.0f; |
---|
1201 | dest = worldEntity->getAbsCoor() + box->center - Vector(0.0, 1.0, 0.0) * (box->halfLength[1] + BSP_Y_OFFSET) * 100; |
---|
1202 | |
---|
1203 | Vector dirX = worldEntity->getAbsDirX(); dirX.y = 0.0f; dirX.normalize(); |
---|
1204 | |
---|
1205 | //position1 = worldEntity->getAbsCoor() + box->center - dirX * (box->halfLength[0] + BSP_X_OFFSET); |
---|
1206 | dest1 = worldEntity->getAbsCoor() + box->center + dirX * (box->halfLength[0] + BSP_X_OFFSET); |
---|
1207 | dest2 = worldEntity->getAbsCoor() - box->center + dirX * (box->halfLength[0] + BSP_X_OFFSET); |
---|
1208 | |
---|
1209 | Vector dirZ = worldEntity->getAbsDirZ(); dirX.y = 0.0f; dirZ.normalize(); |
---|
1210 | //position2 = worldEntity->getAbsCoor() + box->center - dirZ * (box->halfLength[2] + BSP_Z_OFFSET); |
---|
1211 | dest3 = worldEntity->getAbsCoor() + box->center + dirZ * (box->halfLength[2] + BSP_Z_OFFSET); |
---|
1212 | dest4 = worldEntity->getAbsCoor() - box->center + dirZ * (box->halfLength[2] + BSP_Z_OFFSET); |
---|
1213 | } else { |
---|
1214 | // Init positions and destinations to anything useful! |
---|
1215 | |
---|
1216 | } |
---|
1217 | |
---|
1218 | |
---|
1219 | |
---|
1220 | // 1st Ray: Y RAY |
---|
1221 | this->inputStart = position; |
---|
1222 | this->inputEnd = dest; |
---|
1223 | this->checkCollisionRayN(this->root,0.0f,1.0f, &position, &dest ); |
---|
1224 | |
---|
1225 | |
---|
1226 | // |
---|
1227 | if(!this->outputStartsOut ) { |
---|
1228 | this->collPlane = new plane; |
---|
1229 | this->collPlane->x = 0.0f; |
---|
1230 | this->collPlane->y = 0.0f; |
---|
1231 | this->collPlane->z = 0.0f; |
---|
1232 | collision = true; |
---|
1233 | } else { |
---|
1234 | |
---|
1235 | if( this->outputFraction == 1.0f) { |
---|
1236 | if(this->outputAllSolid ) { |
---|
1237 | this->collPlane = new plane; |
---|
1238 | this->collPlane->x = 0.0f; |
---|
1239 | this->collPlane->y = 0.0f; |
---|
1240 | this->collPlane->z = 0.0f; |
---|
1241 | collision = true; |
---|
1242 | SolidFlag = true; |
---|
1243 | } else |
---|
1244 | collision = false; |
---|
1245 | |
---|
1246 | |
---|
1247 | out = dest; |
---|
1248 | |
---|
1249 | } else { |
---|
1250 | collision = true; |
---|
1251 | out.x = position.x + (dest.x -position.x) * this->outputFraction; |
---|
1252 | out.y = position.y + (dest.y -position.y) * this->outputFraction; |
---|
1253 | out.z = position.z + (dest.z -position.z) * this->outputFraction; |
---|
1254 | |
---|
1255 | Vector out3 = out + Vector(height*this->collPlane->x,height*this->collPlane->y,height*this->collPlane->z); |
---|
1256 | this->out = out; |
---|
1257 | } |
---|
1258 | } |
---|
1259 | testPlane = this->collPlane; |
---|
1260 | |
---|
1261 | |
---|
1262 | bool xCollisionNeg = false; |
---|
1263 | bool zCollisionNeg = false; |
---|
1264 | |
---|
1265 | |
---|
1266 | |
---|
1267 | // 2nd Collision Detection X-RAY |
---|
1268 | this->outputStartsOut = true; |
---|
1269 | this->outputAllSolid = false; |
---|
1270 | this->outputFraction = 1.0f; |
---|
1271 | this->inputStart = position1; |
---|
1272 | this->inputEnd = dest1; |
---|
1273 | this->checkCollisionRayN(this->root,0.0f,1.0f, &position1, &dest1 ); |
---|
1274 | |
---|
1275 | if(this->outputFraction < 1.0f) { |
---|
1276 | out.x = dest1.x + (dest1.x -position1.x) * this->outputFraction; |
---|
1277 | dest1 = position1 + (dest1 -position1) * this->outputFraction; |
---|
1278 | xCollision = true; |
---|
1279 | testPlane = this->collPlane; |
---|
1280 | } |
---|
1281 | if(this->outputAllSolid ) { |
---|
1282 | |
---|
1283 | this->collPlane = new plane; |
---|
1284 | this->collPlane->x = 0.0f; |
---|
1285 | this->collPlane->y = 0.0f; |
---|
1286 | this->collPlane->z = 0.0f; |
---|
1287 | testPlane = this->collPlane; |
---|
1288 | SolidFlag = true; |
---|
1289 | xCollision = true; |
---|
1290 | } |
---|
1291 | //out.z = this->outputFraction; |
---|
1292 | |
---|
1293 | |
---|
1294 | |
---|
1295 | // 3rd Collision Detection Z-RAY |
---|
1296 | this->outputStartsOut = true; |
---|
1297 | this->outputAllSolid = false; |
---|
1298 | this->outputFraction = 1.0f; |
---|
1299 | this->inputStart = position2; |
---|
1300 | this->inputEnd = dest2; |
---|
1301 | |
---|
1302 | this->checkCollisionRayN(this->root,0.0f,1.0f, &position2, &dest2 ); |
---|
1303 | //out.x = this->outputFraction; |
---|
1304 | |
---|
1305 | if(this->outputFraction < 1.0f ) { |
---|
1306 | out.z = out.z = dest2.z + (dest2.z -position2.z) * this->outputFraction; |
---|
1307 | dest2 = position2 + (dest2 -position2) * this->outputFraction; |
---|
1308 | zCollision = true; |
---|
1309 | testPlane = this->collPlane; |
---|
1310 | |
---|
1311 | } |
---|
1312 | if(this->outputAllSolid ) { |
---|
1313 | this->collPlane = new plane; |
---|
1314 | this->collPlane->x = 0.0f; |
---|
1315 | this->collPlane->y = 0.0f; |
---|
1316 | this->collPlane->z = 0.0f; |
---|
1317 | testPlane = this->collPlane; |
---|
1318 | |
---|
1319 | SolidFlag = true; |
---|
1320 | zCollision = true; |
---|
1321 | } |
---|
1322 | |
---|
1323 | |
---|
1324 | // Return the normal here: Normal's stored in this->collPlane; |
---|
1325 | if( collision) { |
---|
1326 | worldEntity->registerCollision(COLLISION_TYPE_AXIS_Y , this->parent, worldEntity, Vector(testPlane->x, testPlane->y, testPlane->z), out, SolidFlag); |
---|
1327 | } |
---|
1328 | if(xCollision) { |
---|
1329 | worldEntity->registerCollision(COLLISION_TYPE_AXIS_X , this->parent, worldEntity, Vector(testPlane->x, testPlane->y, testPlane->z),dest1 , SolidFlag); |
---|
1330 | } |
---|
1331 | |
---|
1332 | if(zCollision) { |
---|
1333 | worldEntity->registerCollision(COLLISION_TYPE_AXIS_Z , this->parent, worldEntity, Vector(testPlane->x, testPlane->y, testPlane->z), dest2 , SolidFlag); |
---|
1334 | } |
---|
1335 | #endif |
---|
1336 | |
---|
1337 | } |
---|
1338 | |
---|
1339 | |
---|
1340 | |
---|
1341 | /** |
---|
1342 | * check the collision in the x direction (forward, backward) |
---|
1343 | */ |
---|
1344 | void BspManager::checkCollisionX(WorldEntity* entity) |
---|
1345 | { |
---|
1346 | // Retrieve Bounding box |
---|
1347 | AABB* box = entity->getModelAABB(); |
---|
1348 | |
---|
1349 | |
---|
1350 | plane* testPlane = NULL; //!< the collision test plane |
---|
1351 | |
---|
1352 | Vector forward; //!< left collision ray |
---|
1353 | Vector backward; //!< right collision ray |
---|
1354 | Vector collPos; //!< the collision position |
---|
1355 | |
---|
1356 | bool xCollisionForward = false; //!< flag true if right collision |
---|
1357 | bool xCollisionBackward = false; //!< flag true if left collision |
---|
1358 | bool SolidFlag = false; //!< flag set true if solid |
---|
1359 | |
---|
1360 | Vector position; //!< current position of the entity |
---|
1361 | Vector dirX; //!< direction x |
---|
1362 | |
---|
1363 | position = entity->getAbsCoor(); |
---|
1364 | dirX = entity->getAbsDirX(); dirX.y = 0.0f; dirX.normalize(); |
---|
1365 | |
---|
1366 | // calculate the rays |
---|
1367 | if( box != NULL) |
---|
1368 | { |
---|
1369 | forward = entity->getAbsCoor() + box->center + dirX * (box->halfLength[0] + BSP_X_OFFSET); |
---|
1370 | backward = entity->getAbsCoor() + box->center - dirX * (box->halfLength[0] + BSP_X_OFFSET); |
---|
1371 | } |
---|
1372 | else |
---|
1373 | { |
---|
1374 | forward = position + dirX * 4.0f; |
---|
1375 | backward = position + Vector(0.0, 1.0, 0.0) + dirX * 4.0; |
---|
1376 | } |
---|
1377 | |
---|
1378 | |
---|
1379 | /* X Ray forward */ |
---|
1380 | // init some member variables before collision check |
---|
1381 | this->outputStartsOut = true; |
---|
1382 | this->outputAllSolid = false; |
---|
1383 | this->outputFraction = 1.0f; |
---|
1384 | this->inputStart = position; |
---|
1385 | this->inputEnd = forward; |
---|
1386 | this->checkCollisionRayN(this->root, 0.0f, 1.0f, &position, &forward ); |
---|
1387 | |
---|
1388 | // collision occured |
---|
1389 | if( this->outputFraction < 1.0f) |
---|
1390 | { |
---|
1391 | collPos = position + (forward - position) * this->outputFraction; |
---|
1392 | xCollisionForward = true; |
---|
1393 | testPlane = this->collPlane; |
---|
1394 | } |
---|
1395 | if(this->outputAllSolid ) |
---|
1396 | { |
---|
1397 | this->collPlane = new plane; |
---|
1398 | this->collPlane->x = 0.0f; |
---|
1399 | this->collPlane->y = 0.0f; |
---|
1400 | this->collPlane->z = 0.0f; |
---|
1401 | testPlane = this->collPlane; |
---|
1402 | SolidFlag = true; |
---|
1403 | xCollisionForward = true; |
---|
1404 | } |
---|
1405 | |
---|
1406 | // collision registration |
---|
1407 | if( xCollisionForward) |
---|
1408 | { |
---|
1409 | CoRe::CollisionTube::getInstance()->registerCollisionEvent( CoRe::CREngine::CR_COLLISION_TYPE_AXIS_X , |
---|
1410 | entity, this->parent, |
---|
1411 | Vector(testPlane->x, testPlane->y, testPlane->z), |
---|
1412 | collPos, |
---|
1413 | SolidFlag); |
---|
1414 | } |
---|
1415 | |
---|
1416 | |
---|
1417 | |
---|
1418 | /* X Ray backward */ |
---|
1419 | // init some member variables before collision check |
---|
1420 | this->outputStartsOut = true; |
---|
1421 | this->outputAllSolid = false; |
---|
1422 | this->outputFraction = 1.0f; |
---|
1423 | this->inputStart = position; |
---|
1424 | this->inputEnd = backward; |
---|
1425 | this->checkCollisionRayN(this->root, 0.0f, 1.0f, &position, &backward ); |
---|
1426 | |
---|
1427 | // collision occured |
---|
1428 | if( this->outputFraction < 1.0f) |
---|
1429 | { |
---|
1430 | collPos = position + (backward - position) * this->outputFraction; |
---|
1431 | xCollisionBackward = true; |
---|
1432 | testPlane = this->collPlane; |
---|
1433 | } |
---|
1434 | if( this->outputAllSolid) |
---|
1435 | { |
---|
1436 | this->collPlane = new plane; |
---|
1437 | this->collPlane->x = 0.0f; |
---|
1438 | this->collPlane->y = 0.0f; |
---|
1439 | this->collPlane->z = 0.0f; |
---|
1440 | testPlane = this->collPlane; |
---|
1441 | SolidFlag = true; |
---|
1442 | xCollisionBackward = true; |
---|
1443 | } |
---|
1444 | |
---|
1445 | // collision registration |
---|
1446 | if( xCollisionBackward) |
---|
1447 | { |
---|
1448 | CoRe::CollisionTube::getInstance()->registerCollisionEvent( CoRe::CREngine::CR_COLLISION_TYPE_AXIS_X_NEG, |
---|
1449 | entity, this->parent, |
---|
1450 | Vector(testPlane->x, testPlane->y, testPlane->z), |
---|
1451 | collPos, |
---|
1452 | SolidFlag); |
---|
1453 | } |
---|
1454 | } |
---|
1455 | |
---|
1456 | |
---|
1457 | /** |
---|
1458 | * check the collision in the z direction (up, down) |
---|
1459 | */ |
---|
1460 | void BspManager::checkCollisionY(WorldEntity* entity) |
---|
1461 | { |
---|
1462 | |
---|
1463 | // Retrieve Bounding box |
---|
1464 | AABB* box = entity->getModelAABB(); |
---|
1465 | |
---|
1466 | |
---|
1467 | plane* testPlane = NULL; //!< the collision test plane |
---|
1468 | |
---|
1469 | Vector up; //!< up collision ray |
---|
1470 | Vector down; //!< down collision ray |
---|
1471 | Vector collPos; //!< the collision position |
---|
1472 | |
---|
1473 | bool yCollisionUp = false; //!< flag true if right collision |
---|
1474 | bool yCollisionDown = false; //!< flag true if left collision |
---|
1475 | bool SolidFlag = false; //!< flag set true if solid |
---|
1476 | |
---|
1477 | Vector position; //!< current position of the entity |
---|
1478 | Vector dirY; //!< direction x |
---|
1479 | |
---|
1480 | position = entity->getAbsCoor(); |
---|
1481 | collPos = position; |
---|
1482 | dirY = Vector(0.0, 1.0, 0.0); |
---|
1483 | |
---|
1484 | // calculate the rays |
---|
1485 | if( box != NULL) |
---|
1486 | { |
---|
1487 | up = position + box->center + dirY * (box->halfLength[1]/* + BSP_Y_OFFSET*/); |
---|
1488 | down = position + box->center - dirY * (box->halfLength[1] + BSP_Y_OFFSET); |
---|
1489 | } |
---|
1490 | else |
---|
1491 | { |
---|
1492 | up = position + dirY * 4.0f; |
---|
1493 | down = position + Vector(0.0, 1.0, 0.0) + dirY * 4.0; |
---|
1494 | } |
---|
1495 | |
---|
1496 | |
---|
1497 | |
---|
1498 | |
---|
1499 | /* Y Ray up */ |
---|
1500 | // init some member variables before collision check |
---|
1501 | this->inputStart = position; |
---|
1502 | this->inputEnd = up; |
---|
1503 | this->checkCollisionRayN(this->root,0.0f,1.0f, &position, &up ); |
---|
1504 | |
---|
1505 | if( !this->outputStartsOut ) |
---|
1506 | { |
---|
1507 | this->collPlane = new plane; |
---|
1508 | this->collPlane->x = 0.0f; |
---|
1509 | this->collPlane->y = 0.0f; |
---|
1510 | this->collPlane->z = 0.0f; |
---|
1511 | yCollisionUp = true; |
---|
1512 | } |
---|
1513 | else |
---|
1514 | { |
---|
1515 | if( this->outputFraction == 1.0f) |
---|
1516 | { |
---|
1517 | if( this->outputAllSolid ) |
---|
1518 | { |
---|
1519 | this->collPlane = new plane; |
---|
1520 | this->collPlane->x = 0.0f; |
---|
1521 | this->collPlane->y = 0.0f; |
---|
1522 | this->collPlane->z = 0.0f; |
---|
1523 | yCollisionUp = true; |
---|
1524 | SolidFlag = true; |
---|
1525 | } |
---|
1526 | else |
---|
1527 | { |
---|
1528 | yCollisionUp = false; |
---|
1529 | collPos = up; |
---|
1530 | } |
---|
1531 | } |
---|
1532 | else |
---|
1533 | { |
---|
1534 | yCollisionUp = true; |
---|
1535 | collPos = position + (up - position) * this->outputFraction; |
---|
1536 | this->out = collPos; // why this???? |
---|
1537 | } |
---|
1538 | } |
---|
1539 | testPlane = this->collPlane; |
---|
1540 | |
---|
1541 | // collision registration |
---|
1542 | if( yCollisionUp) |
---|
1543 | { |
---|
1544 | CoRe::CollisionTube::getInstance()->registerCollisionEvent( CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Y, |
---|
1545 | entity, this->parent, |
---|
1546 | Vector(testPlane->x, testPlane->y, testPlane->z), |
---|
1547 | collPos, SolidFlag); |
---|
1548 | } |
---|
1549 | |
---|
1550 | |
---|
1551 | |
---|
1552 | |
---|
1553 | /* Y Ray down */ |
---|
1554 | // init some member variables before collision check |
---|
1555 | this->inputStart = position; |
---|
1556 | this->inputEnd = down; |
---|
1557 | this->checkCollisionRayN(this->root,0.0f,1.0f, &position, &down ); |
---|
1558 | |
---|
1559 | if( !this->outputStartsOut ) |
---|
1560 | { |
---|
1561 | this->collPlane = new plane; |
---|
1562 | this->collPlane->x = 0.0f; |
---|
1563 | this->collPlane->y = 0.0f; |
---|
1564 | this->collPlane->z = 0.0f; |
---|
1565 | yCollisionDown = true; |
---|
1566 | } |
---|
1567 | else |
---|
1568 | { |
---|
1569 | if( this->outputFraction == 1.0f) // No collision Detected |
---|
1570 | { |
---|
1571 | if( this->outputAllSolid ) |
---|
1572 | { |
---|
1573 | this->collPlane = new plane; |
---|
1574 | this->collPlane->x = 0.0f; |
---|
1575 | this->collPlane->y = 0.0f; |
---|
1576 | this->collPlane->z = 0.0f; |
---|
1577 | yCollisionDown = true; |
---|
1578 | SolidFlag = true; |
---|
1579 | } |
---|
1580 | else // No collision happened |
---|
1581 | { |
---|
1582 | yCollisionDown = false; |
---|
1583 | collPos = down; |
---|
1584 | } |
---|
1585 | } |
---|
1586 | else // A collision has happended |
---|
1587 | { |
---|
1588 | yCollisionDown = true; |
---|
1589 | collPos = position + (down - position) * this->outputFraction; |
---|
1590 | } |
---|
1591 | } |
---|
1592 | testPlane = this->collPlane; |
---|
1593 | |
---|
1594 | // collision registration |
---|
1595 | if( yCollisionDown) |
---|
1596 | { |
---|
1597 | CoRe::CollisionTube::getInstance()->registerCollisionEvent( CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Y_NEG , |
---|
1598 | entity, this->parent, |
---|
1599 | Vector(testPlane->x, testPlane->y, testPlane->z), |
---|
1600 | collPos, SolidFlag); |
---|
1601 | } |
---|
1602 | } |
---|
1603 | |
---|
1604 | |
---|
1605 | |
---|
1606 | |
---|
1607 | /** |
---|
1608 | * check the collision in the z direction (left, right) |
---|
1609 | */ |
---|
1610 | void BspManager::checkCollisionZ(WorldEntity* entity) |
---|
1611 | { |
---|
1612 | // Retrieve Bounding box |
---|
1613 | AABB* box = entity->getModelAABB(); |
---|
1614 | |
---|
1615 | |
---|
1616 | plane* testPlane = NULL; //!< the collision test plane |
---|
1617 | |
---|
1618 | Vector right; //!< right collision ray |
---|
1619 | Vector left; //!< left collision ray |
---|
1620 | Vector collPos; //!< the collision position |
---|
1621 | |
---|
1622 | bool zCollisionRight = false; //!< flag true if right collision |
---|
1623 | bool zCollisionLeft = false; //!< flag true if left collision |
---|
1624 | bool SolidFlag = false; //!< flag set true if solid |
---|
1625 | |
---|
1626 | Vector position; //!< current position of the entity |
---|
1627 | Vector dirZ; //!< direction x |
---|
1628 | |
---|
1629 | position = entity->getAbsCoor(); |
---|
1630 | dirZ = entity->getAbsDirZ(); dirZ.y = 0.0f; dirZ.normalize(); |
---|
1631 | |
---|
1632 | // calculate the rays |
---|
1633 | if( box != NULL) |
---|
1634 | { |
---|
1635 | right = entity->getAbsCoor() + box->center + dirZ * (box->halfLength[2] + BSP_Z_OFFSET); |
---|
1636 | left = entity->getAbsCoor() + box->center - dirZ * (box->halfLength[2] + BSP_Z_OFFSET); |
---|
1637 | } |
---|
1638 | else |
---|
1639 | { |
---|
1640 | right = position + dirZ * 4.0f; |
---|
1641 | left = position + Vector(0.0, 1.0, 0.0) + dirZ * 4.0; |
---|
1642 | } |
---|
1643 | |
---|
1644 | |
---|
1645 | /* Z Ray right */ |
---|
1646 | // init some member variables before collision check |
---|
1647 | this->outputStartsOut = true; |
---|
1648 | this->outputAllSolid = false; |
---|
1649 | this->outputFraction = 1.0f; |
---|
1650 | this->inputStart = position; |
---|
1651 | this->inputEnd = right; |
---|
1652 | this->checkCollisionRayN(this->root, 0.0f, 1.0f, &position, &right ); |
---|
1653 | |
---|
1654 | |
---|
1655 | // collision occured |
---|
1656 | if( this->outputFraction < 1.0f ) |
---|
1657 | { |
---|
1658 | collPos = position + (right - position) * this->outputFraction; |
---|
1659 | zCollisionRight = true; |
---|
1660 | testPlane = this->collPlane; |
---|
1661 | } |
---|
1662 | if(this->outputAllSolid ) |
---|
1663 | { |
---|
1664 | this->collPlane = new plane; |
---|
1665 | this->collPlane->x = 0.0f; |
---|
1666 | this->collPlane->y = 0.0f; |
---|
1667 | this->collPlane->z = 0.0f; |
---|
1668 | testPlane = this->collPlane; |
---|
1669 | |
---|
1670 | SolidFlag = true; |
---|
1671 | zCollisionRight = true; |
---|
1672 | } |
---|
1673 | |
---|
1674 | |
---|
1675 | if( zCollisionRight) { |
---|
1676 | CoRe::CollisionTube::getInstance()->registerCollisionEvent( CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Z , |
---|
1677 | entity, this->parent, |
---|
1678 | Vector(testPlane->x, testPlane->y, testPlane->z), |
---|
1679 | collPos , SolidFlag); |
---|
1680 | } |
---|
1681 | |
---|
1682 | |
---|
1683 | |
---|
1684 | /* Z Ray left */ |
---|
1685 | // init some member variables before collision check |
---|
1686 | this->outputStartsOut = true; |
---|
1687 | this->outputAllSolid = false; |
---|
1688 | this->outputFraction = 1.0f; |
---|
1689 | this->inputStart = position; |
---|
1690 | this->inputEnd = left; |
---|
1691 | this->checkCollisionRayN(this->root, 0.0f, 1.0f, &position, &left); |
---|
1692 | |
---|
1693 | |
---|
1694 | // collision occured |
---|
1695 | if( this->outputFraction < 1.0f ) |
---|
1696 | { |
---|
1697 | collPos = position + (left - position) * this->outputFraction; |
---|
1698 | zCollisionLeft = true; |
---|
1699 | testPlane = this->collPlane; |
---|
1700 | } |
---|
1701 | if(this->outputAllSolid ) |
---|
1702 | { |
---|
1703 | this->collPlane = new plane; |
---|
1704 | this->collPlane->x = 0.0f; |
---|
1705 | this->collPlane->y = 0.0f; |
---|
1706 | this->collPlane->z = 0.0f; |
---|
1707 | testPlane = this->collPlane; |
---|
1708 | |
---|
1709 | SolidFlag = true; |
---|
1710 | zCollisionLeft = true; |
---|
1711 | } |
---|
1712 | |
---|
1713 | |
---|
1714 | if( zCollisionLeft) { |
---|
1715 | CoRe::CollisionTube::getInstance()->registerCollisionEvent( CoRe::CREngine::CR_COLLISION_TYPE_AXIS_Z_NEG , |
---|
1716 | entity, this->parent, |
---|
1717 | Vector(testPlane->x, testPlane->y, testPlane->z), |
---|
1718 | collPos , SolidFlag); |
---|
1719 | } |
---|
1720 | |
---|
1721 | } |
---|
1722 | |
---|
1723 | |
---|
1724 | |
---|
1725 | |
---|
1726 | void BspManager::checkCollision(BspTreeNode* node, Vector* cam) |
---|
1727 | { |
---|
1728 | Vector next = this->cam; |
---|
1729 | next.x = (State::getCameraTargetNode()->getLastAbsCoor()).x ; |
---|
1730 | next.y = (State::getCameraTargetNode()->getLastAbsCoor()).y ; |
---|
1731 | next.z = (State::getCameraTargetNode()->getLastAbsCoor()).z ; |
---|
1732 | |
---|
1733 | float dist = 0; |
---|
1734 | if(!(node->isLeaf)) { |
---|
1735 | dist = (node->plane.x * this->cam.x + node->plane.y*this->cam.y + node->plane.z*this->cam.z) - node->d; |
---|
1736 | if(dist > 4.0f) { |
---|
1737 | checkCollision(node->left,cam); |
---|
1738 | return; |
---|
1739 | } |
---|
1740 | if(dist < -4.0f) { |
---|
1741 | checkCollision(node->right,cam); |
---|
1742 | return; |
---|
1743 | } |
---|
1744 | if(dist<=4.0f && dist >= -4.0f) { |
---|
1745 | checkCollision(node->left,cam); |
---|
1746 | checkCollision(node->right,cam); |
---|
1747 | return; |
---|
1748 | } |
---|
1749 | return; |
---|
1750 | } else { |
---|
1751 | |
---|
1752 | leaf& camLeaf = ((leaf *)(this->bspFile->leaves))[(node->leafIndex ) ]; |
---|
1753 | |
---|
1754 | if (camLeaf.cluster < 0) { |
---|
1755 | this->drawDebugCube(&this->cam); |
---|
1756 | this->drawDebugCube(&next); |
---|
1757 | // State::getPlayer()->getPlayable()->setRelCoor(-100,-100,-100); |
---|
1758 | //State::getPlayer()->getPlayable()->collidesWith(NULL, State::getCameraTargetNode()->getLastAbsCoor()); |
---|
1759 | } |
---|
1760 | |
---|
1761 | |
---|
1762 | /* |
---|
1763 | for(int i = 0; i < camLeaf.n_leafbrushes && i < 10; i++ ) |
---|
1764 | { |
---|
1765 | brush& curBrush = ((brush*)(this->bspFile->brushes))[(camLeaf.leafbrush_first +i)%this->bspFile->numLeafBrushes]; |
---|
1766 | if(curBrush.n_brushsides < 0) return; |
---|
1767 | for(int j = 0; j < curBrush.n_brushsides; j++) |
---|
1768 | { |
---|
1769 | float dist = -0.1; |
---|
1770 | brushside& curBrushSide = ((brushside*)(this->bspFile->brushSides))[(curBrush.brushside +j)%this->bspFile->numBrushSides]; |
---|
1771 | plane& testPlane = ((plane*)(this->bspFile->planes))[curBrushSide.plane % this->bspFile->numPlanes]; |
---|
1772 | dist = testPlane.x * this->cam.x + testPlane.y * this->cam.y + testPlane.z * this->cam.z -testPlane.d ; |
---|
1773 | |
---|
1774 | if(dist < -0.01f) dist = -1.0f *dist; |
---|
1775 | if(dist < 1.0f){ |
---|
1776 | this->drawDebugCube(&this->cam); |
---|
1777 | return; |
---|
1778 | } |
---|
1779 | } |
---|
1780 | |
---|
1781 | } */ |
---|
1782 | |
---|
1783 | } |
---|
1784 | return; |
---|
1785 | } |
---|
1786 | |
---|
1787 | void BspManager::drawDebugCube(Vector* cam) |
---|
1788 | { |
---|
1789 | glBegin(GL_QUADS); |
---|
1790 | |
---|
1791 | // Bottom Face. Red, 75% opaque, magnified texture |
---|
1792 | |
---|
1793 | glNormal3f( 0.0f, -1.0f, 0.0f); // Needed for lighting |
---|
1794 | glColor4f(0.9,0.2,0.2,.75); // Basic polygon color |
---|
1795 | |
---|
1796 | glTexCoord2f(0.800f, 0.800f); glVertex3f(cam->x-1.0f, cam->y-1.0f,cam->z -1.0f); |
---|
1797 | glTexCoord2f(0.200f, 0.800f); glVertex3f(cam->x+1.0f, cam->y-1.0f,cam->z -1.0f); |
---|
1798 | glTexCoord2f(0.200f, 0.200f); glVertex3f(cam->x+ 1.0f,cam->y -1.0f,cam->z + 1.0f); |
---|
1799 | glTexCoord2f(0.800f, 0.200f); glVertex3f(cam->x-1.0f, cam->y-1.0f, cam->z + 1.0f); |
---|
1800 | |
---|
1801 | |
---|
1802 | // Top face; offset. White, 50% opaque. |
---|
1803 | |
---|
1804 | glNormal3f( 0.0f, 1.0f, 0.0f); glColor4f(0.5,0.5,0.5,.5); |
---|
1805 | |
---|
1806 | glTexCoord2f(0.005f, 1.995f); glVertex3f(cam->x-1.0f, cam->y+ 1.0f, cam->z -1.0f); |
---|
1807 | glTexCoord2f(0.005f, 0.005f); glVertex3f(cam->x-1.0f, cam->y+ 1.0f, cam->z +1.0f); |
---|
1808 | glTexCoord2f(1.995f, 0.005f); glVertex3f(cam->x+ 1.0f, cam->y+1.0f, cam->z +1.0f); |
---|
1809 | glTexCoord2f(1.995f, 1.995f); glVertex3f(cam->x+ 1.0f, cam->y+ 1.0f, cam->z -1.0f); |
---|
1810 | |
---|
1811 | |
---|
1812 | // Far face. Green, 50% opaque, non-uniform texture cooridinates. |
---|
1813 | |
---|
1814 | glNormal3f( 0.0f, 0.0f,-1.0f); glColor4f(0.2,0.9,0.2,.5); |
---|
1815 | |
---|
1816 | glTexCoord2f(0.995f, 0.005f); glVertex3f(cam->x-1.0f, cam->y-1.0f, cam->z -1.3f); |
---|
1817 | glTexCoord2f(2.995f, 2.995f); glVertex3f(cam->x-1.0f, cam->y+ 1.0f, cam->z -1.3f); |
---|
1818 | glTexCoord2f(0.005f, 0.995f); glVertex3f(cam->x+ 1.0f,cam->y+ 1.0f, cam->z -1.3f); |
---|
1819 | glTexCoord2f(0.005f, 0.005f); glVertex3f( cam->x+1.0f,cam->y -1.0f, cam->z -1.3f); |
---|
1820 | |
---|
1821 | |
---|
1822 | // Right face. Blue; 25% opaque |
---|
1823 | |
---|
1824 | glNormal3f( 1.0f, 0.0f, 0.0f); glColor4f(0.2,0.2,0.9,.25); |
---|
1825 | |
---|
1826 | glTexCoord2f(0.995f, 0.005f); glVertex3f(cam->x+ 1.0f, cam->y -1.0f, cam->z -1.0f); |
---|
1827 | glTexCoord2f(0.995f, 0.995f); glVertex3f(cam->x+ 1.0f, cam->y+ 1.0f, cam->z -1.0f); |
---|
1828 | glTexCoord2f(0.005f, 0.995f); glVertex3f(cam->x+ 1.0f, cam->y+ 1.0f, cam->z + 1.0f); |
---|
1829 | glTexCoord2f(0.005f, 0.005f); glVertex3f(cam->x+ 1.0f, cam->y-1.0f, cam->z +1.0f); |
---|
1830 | |
---|
1831 | |
---|
1832 | // Front face; offset. Multi-colored, 50% opaque. |
---|
1833 | |
---|
1834 | glNormal3f( 0.0f, 0.0f, 1.0f); |
---|
1835 | |
---|
1836 | glColor4f( 0.9f, 0.2f, 0.2f, 0.5f); |
---|
1837 | glTexCoord2f( 0.005f, 0.005f); glVertex3f(cam->x-1.0f, cam->y-1.0f, cam->z +1.0f); |
---|
1838 | glColor4f( 0.2f, 0.9f, 0.2f, 0.5f); |
---|
1839 | glTexCoord2f( 0.995f, 0.005f); glVertex3f(cam->x+ 1.0f, cam->y-1.0f, cam->z +1.0f); |
---|
1840 | glColor4f( 0.2f, 0.2f, 0.9f, 0.5f); |
---|
1841 | glTexCoord2f( 0.995f, 0.995f); glVertex3f( cam->x+1.0f, cam->y+1.0f, cam->z +1.0f); |
---|
1842 | glColor4f( 0.1f, 0.1f, 0.1f, 0.5f); |
---|
1843 | glTexCoord2f( 0.005f, 0.995f); glVertex3f(cam->x-1.0f, cam->y+ 1.0f, cam->z +1.0f); |
---|
1844 | |
---|
1845 | |
---|
1846 | // Left Face; offset. Yellow, varying levels of opaque. |
---|
1847 | |
---|
1848 | glNormal3f(-1.0f, 0.0f, 0.0f); |
---|
1849 | |
---|
1850 | glColor4f(0.9,0.9,0.2,0.0); |
---|
1851 | glTexCoord2f(0.005f, 0.005f); glVertex3f(cam->x-1.0f, cam->y-1.0f, cam->z -1.0f); |
---|
1852 | glColor4f(0.9,0.9,0.2,0.66); |
---|
1853 | glTexCoord2f(0.995f, 0.005f); glVertex3f(cam->x-1.0f,cam->y -1.0f, cam->z +1.0f); |
---|
1854 | glColor4f(0.9,0.9,0.2,1.0); |
---|
1855 | glTexCoord2f(0.995f, 0.995f); glVertex3f(cam->x-1.0f, cam->y+ 1.0f, cam->z +1.0f); |
---|
1856 | glColor4f(0.9,0.9,0.2,0.33); |
---|
1857 | glTexCoord2f(0.005f, 0.995f); glVertex3f(cam->x-1.0f, cam->y+ 1.0f, cam->z -1.0f); |
---|
1858 | |
---|
1859 | glEnd(); |
---|
1860 | } |
---|
1861 | |
---|
1862 | void BspManager::addFace(int f) |
---|
1863 | { |
---|
1864 | face& curFace = ((face *)(this->bspFile->faces))[f]; |
---|
1865 | if(this->bspFile->Materials[curFace.texture].alpha) this->trasparent.push_back(f); |
---|
1866 | else this->opal.push_back(f); |
---|
1867 | } |
---|